19943688

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{15679}}^1$

素因数の和:15741

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 30859512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 15679, 31358, 47037, 62716, 94074, 125432, 188148, 376296, 830987, 1661974, 2492961, 3323948, 4985922, 6647896, 9971844, 19943688]

約数ペア:

[(1, 19943688), (2, 9971844), (3, 6647896), (4, 4985922), (6, 3323948), (8, 2492961), (12, 1661974), (24, 830987), (53, 376296), (106, 188148), (159, 125432), (212, 94074), (318, 62716), (424, 47037), (636, 31358), (1272, 15679)]