1817481556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{21107}}^1$

素因数の和:21244

約数の個数: 48

約数和(自身を含む): 3687989760

約数和(自身を除く): 1870508204

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 103, 206, 209, 412, 418, 836, 1133, 1957, 2266, 3914, 4532, 7828, 21107, 21527, 42214, 43054, 84428, 86108, 232177, 401033, 464354, 802066, 928708, 1604132, 2174021, 4348042, 4411363, 8696084, 8822726, 17645452, 23914231, 41306399, 47828462, 82612798, 95656924, 165225596, 454370389, 908740778, 1817481556]

約数ペア:

[(1, 1817481556), (2, 908740778), (4, 454370389), (11, 165225596), (19, 95656924), (22, 82612798), (38, 47828462), (44, 41306399), (76, 23914231), (103, 17645452), (206, 8822726), (209, 8696084), (412, 4411363), (418, 4348042), (836, 2174021), (1133, 1604132), (1957, 928708), (2266, 802066), (3914, 464354), (4532, 401033), (7828, 232177), (21107, 86108), (21527, 84428), (42214, 43054)]