56981912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{28837}}^1$

素因数の和:28875

約数の個数: 32

約数和(自身を含む): 121119600

約数和(自身を除く): 64137688

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 28837, 57674, 115348, 230696, 374881, 547903, 749762, 1095806, 1499524, 2191612, 2999048, 4383224, 7122739, 14245478, 28490956, 56981912]

約数ペア:

[(1, 56981912), (2, 28490956), (4, 14245478), (8, 7122739), (13, 4383224), (19, 2999048), (26, 2191612), (38, 1499524), (52, 1095806), (76, 749762), (104, 547903), (152, 374881), (247, 230696), (494, 115348), (988, 57674), (1976, 28837)]