18442428

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{569}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 44879520

約数和(自身を除く): 26437092

約数列:

[1, 2, 3, 4, 6, 12, 37, 73, 74, 111, 146, 148, 219, 222, 292, 438, 444, 569, 876, 1138, 1707, 2276, 2701, 3414, 5402, 6828, 8103, 10804, 16206, 21053, 32412, 41537, 42106, 63159, 83074, 84212, 124611, 126318, 166148, 249222, 252636, 498444, 1536869, 3073738, 4610607, 6147476, 9221214, 18442428]

約数ペア:

[(1, 18442428), (2, 9221214), (3, 6147476), (4, 4610607), (6, 3073738), (12, 1536869), (37, 498444), (73, 252636), (74, 249222), (111, 166148), (146, 126318), (148, 124611), (219, 84212), (222, 83074), (292, 63159), (438, 42106), (444, 41537), (569, 32412), (876, 21053), (1138, 16206), (1707, 10804), (2276, 8103), (2701, 6828), (3414, 5402)]