20471514

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{389}}^1$

素因数の和:587

約数の個数: 48

約数和(自身を含む): 48016800

約数和(自身を除く): 27545286

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 179, 294, 358, 389, 537, 778, 1074, 1167, 1253, 2334, 2506, 2723, 3759, 5446, 7518, 8169, 8771, 16338, 17542, 19061, 26313, 38122, 52626, 57183, 69631, 114366, 139262, 208893, 417786, 487417, 974834, 1462251, 2924502, 3411919, 6823838, 10235757, 20471514]

約数ペア:

[(1, 20471514), (2, 10235757), (3, 6823838), (6, 3411919), (7, 2924502), (14, 1462251), (21, 974834), (42, 487417), (49, 417786), (98, 208893), (147, 139262), (179, 114366), (294, 69631), (358, 57183), (389, 52626), (537, 38122), (778, 26313), (1074, 19061), (1167, 17542), (1253, 16338), (2334, 8771), (2506, 8169), (2723, 7518), (3759, 5446)]