18989052

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 45874080

約数和(自身を除く): 26885028

約数列:

[1, 2, 3, 4, 6, 12, 53, 73, 106, 146, 159, 212, 219, 292, 318, 409, 438, 636, 818, 876, 1227, 1636, 2454, 3869, 4908, 7738, 11607, 15476, 21677, 23214, 29857, 43354, 46428, 59714, 65031, 86708, 89571, 119428, 130062, 179142, 260124, 358284, 1582421, 3164842, 4747263, 6329684, 9494526, 18989052]

約数ペア:

[(1, 18989052), (2, 9494526), (3, 6329684), (4, 4747263), (6, 3164842), (12, 1582421), (53, 358284), (73, 260124), (106, 179142), (146, 130062), (159, 119428), (212, 89571), (219, 86708), (292, 65031), (318, 59714), (409, 46428), (438, 43354), (636, 29857), (818, 23214), (876, 21677), (1227, 15476), (1636, 11607), (2454, 7738), (3869, 4908)]