19280976

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:141

約数の個数: 120

約数和(自身を含む): 59642016

約数和(自身を除く): 40361040

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 16, 22, 24, 26, 33, 39, 44, 48, 52, 53, 66, 78, 88, 104, 106, 132, 143, 156, 159, 176, 208, 212, 264, 286, 312, 318, 424, 429, 528, 572, 583, 624, 636, 689, 848, 858, 1144, 1166, 1272, 1378, 1716, 1749, 2067, 2288, 2332, 2544, 2756, 2809, 3432, 3498, 4134, 4664, 5512, 5618, 6864, 6996, 7579, 8268, 8427, 9328, 11024, 11236, 13992, 15158, 16536, 16854, 22472, 22737, 27984, 30316, 30899, 33072, 33708, 36517, 44944, 45474, 60632, 61798, 67416, 73034, 90948, 92697, 109551, 121264, 123596, 134832, 146068, 181896, 185394, 219102, 247192, 292136, 363792, 370788, 401687, 438204, 494384, 584272, 741576, 803374, 876408, 1205061, 1483152, 1606748, 1752816, 2410122, 3213496, 4820244, 6426992, 9640488, 19280976]

約数ペア:

[(1, 19280976), (2, 9640488), (3, 6426992), (4, 4820244), (6, 3213496), (8, 2410122), (11, 1752816), (12, 1606748), (13, 1483152), (16, 1205061), (22, 876408), (24, 803374), (26, 741576), (33, 584272), (39, 494384), (44, 438204), (48, 401687), (52, 370788), (53, 363792), (66, 292136), (78, 247192), (88, 219102), (104, 185394), (106, 181896), (132, 146068), (143, 134832), (156, 123596), (159, 121264), (176, 109551), (208, 92697), (212, 90948), (264, 73034), (286, 67416), (312, 61798), (318, 60632), (424, 45474), (429, 44944), (528, 36517), (572, 33708), (583, 33072), (624, 30899), (636, 30316), (689, 27984), (848, 22737), (858, 22472), (1144, 16854), (1166, 16536), (1272, 15158), (1378, 13992), (1716, 11236), (1749, 11024), (2067, 9328), (2288, 8427), (2332, 8268), (2544, 7579), (2756, 6996), (2809, 6864), (3432, 5618), (3498, 5512), (4134, 4664)]