18902130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2851}}^1$

素因数の和:2891

約数の個数: 64

約数和(自身を含む): 51746688

約数和(自身を除く): 32844558

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 2851, 3315, 5702, 6630, 8553, 14255, 17106, 28510, 37063, 42765, 48467, 74126, 85530, 96934, 111189, 145401, 185315, 222378, 242335, 290802, 370630, 484670, 555945, 630071, 727005, 1111890, 1260142, 1454010, 1890213, 3150355, 3780426, 6300710, 9451065, 18902130]

約数ペア:

[(1, 18902130), (2, 9451065), (3, 6300710), (5, 3780426), (6, 3150355), (10, 1890213), (13, 1454010), (15, 1260142), (17, 1111890), (26, 727005), (30, 630071), (34, 555945), (39, 484670), (51, 370630), (65, 290802), (78, 242335), (85, 222378), (102, 185315), (130, 145401), (170, 111189), (195, 96934), (221, 85530), (255, 74126), (390, 48467), (442, 42765), (510, 37063), (663, 28510), (1105, 17106), (1326, 14255), (2210, 8553), (2851, 6630), (3315, 5702)]