20804088

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1132

約数の個数: 64

約数和(自身を含む): 56073600

約数和(自身を除く): 35269512

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 114, 129, 152, 172, 228, 258, 344, 456, 516, 817, 1032, 1061, 1634, 2122, 2451, 3183, 3268, 4244, 4902, 6366, 6536, 8488, 9804, 12732, 19608, 20159, 25464, 40318, 45623, 60477, 80636, 91246, 120954, 136869, 161272, 182492, 241908, 273738, 364984, 483816, 547476, 866837, 1094952, 1733674, 2600511, 3467348, 5201022, 6934696, 10402044, 20804088]

約数ペア:

[(1, 20804088), (2, 10402044), (3, 6934696), (4, 5201022), (6, 3467348), (8, 2600511), (12, 1733674), (19, 1094952), (24, 866837), (38, 547476), (43, 483816), (57, 364984), (76, 273738), (86, 241908), (114, 182492), (129, 161272), (152, 136869), (172, 120954), (228, 91246), (258, 80636), (344, 60477), (456, 45623), (516, 40318), (817, 25464), (1032, 20159), (1061, 19608), (1634, 12732), (2122, 9804), (2451, 8488), (3183, 6536), (3268, 6366), (4244, 4902)]