19315673740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{209543}}^1$

素因数の和:209982

約数の個数: 48

約数和(自身を含む): 44356273920

約数和(自身を除く): 25040600180

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 419, 838, 1676, 2095, 4190, 4609, 8380, 9218, 18436, 23045, 46090, 92180, 209543, 419086, 838172, 1047715, 2095430, 2304973, 4190860, 4609946, 9219892, 11524865, 23049730, 46099460, 87798517, 175597034, 351194068, 438992585, 877985170, 965783687, 1755970340, 1931567374, 3863134748, 4828918435, 9657836870, 19315673740]

約数ペア:

[(1, 19315673740), (2, 9657836870), (4, 4828918435), (5, 3863134748), (10, 1931567374), (11, 1755970340), (20, 965783687), (22, 877985170), (44, 438992585), (55, 351194068), (110, 175597034), (220, 87798517), (419, 46099460), (838, 23049730), (1676, 11524865), (2095, 9219892), (4190, 4609946), (4609, 4190860), (8380, 2304973), (9218, 2095430), (18436, 1047715), (23045, 838172), (46090, 419086), (92180, 209543)]