20177193492

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{193}}^1\times {\mathrm{349}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 52718374800

約数和(自身を除く): 32541181308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 157, 159, 193, 212, 314, 318, 349, 386, 471, 477, 579, 628, 636, 698, 772, 942, 954, 1047, 1158, 1396, 1413, 1737, 1884, 1908, 2094, 2316, 2826, 3141, 3474, 4188, 5652, 6282, 6948, 8321, 10229, 12564, 16642, 18497, 20458, 24963, 30301, 30687, 33284, 36994, 40916, 49926, 54793, 55491, 60602, 61374, 67357, 73988, 74889, 90903, 92061, 99852, 109586, 110982, 121204, 122748, 134714, 149778, 164379, 166473, 181806, 184122, 202071, 219172, 221964, 269428, 272709, 299556, 328758, 332946, 363612, 368244, 404142, 493137, 545418, 606213, 657516, 665892, 808284, 986274, 1090836, 1212426, 1605953, 1972548, 2424852, 2904029, 3211906, 3569921, 4817859, 5808058, 6423812, 7139842, 8712087, 9635718, 10575049, 10709763, 11616116, 14279684, 14453577, 17424174, 19271436, 21150098, 21419526, 26136261, 28907154, 31725147, 32129289, 34848348, 42300196, 42839052, 52272522, 57814308, 63450294, 64258578, 95175441, 104545044, 126900588, 128517156, 190350882, 380701764, 560477597, 1120955194, 1681432791, 2241910388, 3362865582, 5044298373, 6725731164, 10088596746, 20177193492]

約数ペア:

[(1, 20177193492), (2, 10088596746), (3, 6725731164), (4, 5044298373), (6, 3362865582), (9, 2241910388), (12, 1681432791), (18, 1120955194), (36, 560477597), (53, 380701764), (106, 190350882), (157, 128517156), (159, 126900588), (193, 104545044), (212, 95175441), (314, 64258578), (318, 63450294), (349, 57814308), (386, 52272522), (471, 42839052), (477, 42300196), (579, 34848348), (628, 32129289), (636, 31725147), (698, 28907154), (772, 26136261), (942, 21419526), (954, 21150098), (1047, 19271436), (1158, 17424174), (1396, 14453577), (1413, 14279684), (1737, 11616116), (1884, 10709763), (1908, 10575049), (2094, 9635718), (2316, 8712087), (2826, 7139842), (3141, 6423812), (3474, 5808058), (4188, 4817859), (5652, 3569921), (6282, 3211906), (6948, 2904029), (8321, 2424852), (10229, 1972548), (12564, 1605953), (16642, 1212426), (18497, 1090836), (20458, 986274), (24963, 808284), (30301, 665892), (30687, 657516), (33284, 606213), (36994, 545418), (40916, 493137), (49926, 404142), (54793, 368244), (55491, 363612), (60602, 332946), (61374, 328758), (67357, 299556), (73988, 272709), (74889, 269428), (90903, 221964), (92061, 219172), (99852, 202071), (109586, 184122), (110982, 181806), (121204, 166473), (122748, 164379), (134714, 149778)]