18257238

素因数分解:

$2^1\times 3^4\times {\mathrm{251}}^1\times {\mathrm{449}}^1$

素因数の和:714

約数の個数: 40

約数和(自身を含む): 41164200

約数和(自身を除く): 22906962

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 251, 449, 502, 753, 898, 1347, 1506, 2259, 2694, 4041, 4518, 6777, 8082, 12123, 13554, 20331, 24246, 36369, 40662, 72738, 112699, 225398, 338097, 676194, 1014291, 2028582, 3042873, 6085746, 9128619, 18257238]

約数ペア:

[(1, 18257238), (2, 9128619), (3, 6085746), (6, 3042873), (9, 2028582), (18, 1014291), (27, 676194), (54, 338097), (81, 225398), (162, 112699), (251, 72738), (449, 40662), (502, 36369), (753, 24246), (898, 20331), (1347, 13554), (1506, 12123), (2259, 8082), (2694, 6777), (4041, 4518)]