20158906476

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{491}}^1\times {\mathrm{643}}^1$

素因数の和:1471

約数の個数: 96

約数和(自身を含む): 50143097088

約数和(自身を除く): 29984190612

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 313, 491, 626, 643, 939, 982, 1252, 1286, 1473, 1878, 1929, 1964, 2572, 2946, 3756, 3858, 5321, 5892, 7716, 8347, 10642, 10931, 15963, 16694, 21284, 21862, 25041, 31926, 32793, 33388, 43724, 50082, 63852, 65586, 100164, 131172, 153683, 201259, 307366, 315713, 402518, 461049, 603777, 614732, 631426, 805036, 922098, 947139, 1207554, 1262852, 1844196, 1894278, 2415108, 2612611, 3421403, 3788556, 5225222, 5367121, 6842806, 7837833, 10264209, 10450444, 10734242, 13685612, 15675666, 16101363, 20528418, 21468484, 31351332, 32202726, 41056836, 64405452, 98818169, 197636338, 296454507, 395272676, 592909014, 1185818028, 1679908873, 3359817746, 5039726619, 6719635492, 10079453238, 20158906476]

約数ペア:

[(1, 20158906476), (2, 10079453238), (3, 6719635492), (4, 5039726619), (6, 3359817746), (12, 1679908873), (17, 1185818028), (34, 592909014), (51, 395272676), (68, 296454507), (102, 197636338), (204, 98818169), (313, 64405452), (491, 41056836), (626, 32202726), (643, 31351332), (939, 21468484), (982, 20528418), (1252, 16101363), (1286, 15675666), (1473, 13685612), (1878, 10734242), (1929, 10450444), (1964, 10264209), (2572, 7837833), (2946, 6842806), (3756, 5367121), (3858, 5225222), (5321, 3788556), (5892, 3421403), (7716, 2612611), (8347, 2415108), (10642, 1894278), (10931, 1844196), (15963, 1262852), (16694, 1207554), (21284, 947139), (21862, 922098), (25041, 805036), (31926, 631426), (32793, 614732), (33388, 603777), (43724, 461049), (50082, 402518), (63852, 315713), (65586, 307366), (100164, 201259), (131172, 153683)]