19710668

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{3877}}^1$

素因数の和:3953

約数の個数: 24

約数和(自身を含む): 36484224

約数和(自身を除く): 16773556

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 3877, 5084, 7754, 15508, 120187, 158957, 240374, 317914, 480748, 635828, 4927667, 9855334, 19710668]

約数ペア:

[(1, 19710668), (2, 9855334), (4, 4927667), (31, 635828), (41, 480748), (62, 317914), (82, 240374), (124, 158957), (164, 120187), (1271, 15508), (2542, 7754), (3877, 5084)]