17909844

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 43538880

約数和(自身を除く): 25629036

約数列:

[1, 2, 3, 4, 6, 12, 43, 61, 86, 122, 129, 172, 183, 244, 258, 366, 516, 569, 732, 1138, 1707, 2276, 2623, 3414, 5246, 6828, 7869, 10492, 15738, 24467, 31476, 34709, 48934, 69418, 73401, 97868, 104127, 138836, 146802, 208254, 293604, 416508, 1492487, 2984974, 4477461, 5969948, 8954922, 17909844]

約数ペア:

[(1, 17909844), (2, 8954922), (3, 5969948), (4, 4477461), (6, 2984974), (12, 1492487), (43, 416508), (61, 293604), (86, 208254), (122, 146802), (129, 138836), (172, 104127), (183, 97868), (244, 73401), (258, 69418), (366, 48934), (516, 34709), (569, 31476), (732, 24467), (1138, 15738), (1707, 10492), (2276, 7869), (2623, 6828), (3414, 5246)]