18807930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1699}}^1$

素因数の和:1756

約数の個数: 64

約数和(自身を含む): 51408000

約数和(自身を除く): 32600070

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 270, 369, 410, 615, 738, 1107, 1230, 1699, 1845, 2214, 3398, 3690, 5097, 5535, 8495, 10194, 11070, 15291, 16990, 25485, 30582, 45873, 50970, 69659, 76455, 91746, 139318, 152910, 208977, 229365, 348295, 417954, 458730, 626931, 696590, 1044885, 1253862, 1880793, 2089770, 3134655, 3761586, 6269310, 9403965, 18807930]

約数ペア:

[(1, 18807930), (2, 9403965), (3, 6269310), (5, 3761586), (6, 3134655), (9, 2089770), (10, 1880793), (15, 1253862), (18, 1044885), (27, 696590), (30, 626931), (41, 458730), (45, 417954), (54, 348295), (82, 229365), (90, 208977), (123, 152910), (135, 139318), (205, 91746), (246, 76455), (270, 69659), (369, 50970), (410, 45873), (615, 30582), (738, 25485), (1107, 16990), (1230, 15291), (1699, 11070), (1845, 10194), (2214, 8495), (3398, 5535), (3690, 5097)]