20838936

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 54720000

約数和(自身を除く): 33881064

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 58, 79, 87, 116, 158, 174, 232, 237, 316, 348, 379, 474, 632, 696, 758, 948, 1137, 1516, 1896, 2274, 2291, 3032, 4548, 4582, 6873, 9096, 9164, 10991, 13746, 18328, 21982, 27492, 29941, 32973, 43964, 54984, 59882, 65946, 87928, 89823, 119764, 131892, 179646, 239528, 263784, 359292, 718584, 868289, 1736578, 2604867, 3473156, 5209734, 6946312, 10419468, 20838936]

約数ペア:

[(1, 20838936), (2, 10419468), (3, 6946312), (4, 5209734), (6, 3473156), (8, 2604867), (12, 1736578), (24, 868289), (29, 718584), (58, 359292), (79, 263784), (87, 239528), (116, 179646), (158, 131892), (174, 119764), (232, 89823), (237, 87928), (316, 65946), (348, 59882), (379, 54984), (474, 43964), (632, 32973), (696, 29941), (758, 27492), (948, 21982), (1137, 18328), (1516, 13746), (1896, 10991), (2274, 9164), (2291, 9096), (3032, 6873), (4548, 4582)]