2005474738

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:427

約数の個数: 64

約数和(自身を含む): 3347568000

約数和(自身を除く): 1342093262

約数列:

[1, 2, 19, 38, 41, 53, 82, 106, 149, 163, 298, 326, 779, 1007, 1558, 2014, 2173, 2831, 3097, 4346, 5662, 6109, 6194, 6683, 7897, 8639, 12218, 13366, 15794, 17278, 24287, 41287, 48574, 82574, 116071, 126977, 150043, 164141, 232142, 253954, 300086, 323777, 328282, 354199, 461453, 647554, 708398, 922906, 995767, 1287211, 1991534, 2574422, 6151763, 6729781, 12303526, 13459562, 18919573, 24457009, 37839146, 48914018, 52775651, 105551302, 1002737369, 2005474738]

約数ペア:

[(1, 2005474738), (2, 1002737369), (19, 105551302), (38, 52775651), (41, 48914018), (53, 37839146), (82, 24457009), (106, 18919573), (149, 13459562), (163, 12303526), (298, 6729781), (326, 6151763), (779, 2574422), (1007, 1991534), (1558, 1287211), (2014, 995767), (2173, 922906), (2831, 708398), (3097, 647554), (4346, 461453), (5662, 354199), (6109, 328282), (6194, 323777), (6683, 300086), (7897, 253954), (8639, 232142), (12218, 164141), (13366, 150043), (15794, 126977), (17278, 116071), (24287, 82574), (41287, 48574)]