20013648

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{7867}}^1$

素因数の和:7931

約数の個数: 40

約数和(自身を含む): 52684128

約数和(自身を除く): 32670480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 106, 159, 212, 318, 424, 636, 848, 1272, 2544, 7867, 15734, 23601, 31468, 47202, 62936, 94404, 125872, 188808, 377616, 416951, 833902, 1250853, 1667804, 2501706, 3335608, 5003412, 6671216, 10006824, 20013648]

約数ペア:

[(1, 20013648), (2, 10006824), (3, 6671216), (4, 5003412), (6, 3335608), (8, 2501706), (12, 1667804), (16, 1250853), (24, 833902), (48, 416951), (53, 377616), (106, 188808), (159, 125872), (212, 94404), (318, 62936), (424, 47202), (636, 31468), (848, 23601), (1272, 15734), (2544, 7867)]