20041844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 38864448

約数和(自身を除く): 18822604

約数列:

[1, 2, 4, 17, 34, 53, 67, 68, 83, 106, 134, 166, 212, 268, 332, 901, 1139, 1411, 1802, 2278, 2822, 3551, 3604, 4399, 4556, 5561, 5644, 7102, 8798, 11122, 14204, 17596, 22244, 60367, 74783, 94537, 120734, 149566, 189074, 241468, 294733, 299132, 378148, 589466, 1178932, 5010461, 10020922, 20041844]

約数ペア:

[(1, 20041844), (2, 10020922), (4, 5010461), (17, 1178932), (34, 589466), (53, 378148), (67, 299132), (68, 294733), (83, 241468), (106, 189074), (134, 149566), (166, 120734), (212, 94537), (268, 74783), (332, 60367), (901, 22244), (1139, 17596), (1411, 14204), (1802, 11122), (2278, 8798), (2822, 7102), (3551, 5644), (3604, 5561), (4399, 4556)]