20152206928

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2949679}}^1$

素因数の和:2949755

約数の個数: 40

約数和(自身を含む): 45354279680

約数和(自身を除く): 25202072752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3416, 6832, 2949679, 5899358, 11798716, 20647753, 23597432, 41295506, 47194864, 82591012, 165182024, 179930419, 330364048, 359860838, 719721676, 1259512933, 1439443352, 2519025866, 2878886704, 5038051732, 10076103464, 20152206928]

約数ペア:

[(1, 20152206928), (2, 10076103464), (4, 5038051732), (7, 2878886704), (8, 2519025866), (14, 1439443352), (16, 1259512933), (28, 719721676), (56, 359860838), (61, 330364048), (112, 179930419), (122, 165182024), (244, 82591012), (427, 47194864), (488, 41295506), (854, 23597432), (976, 20647753), (1708, 11798716), (3416, 5899358), (6832, 2949679)]