20160465872

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1997}}^1\times {\mathrm{17053}}^1$

素因数の和:19095

約数の個数: 40

約数和(自身を含む): 40139044776

約数和(自身を除く): 19978578904

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1997, 3994, 7988, 15976, 17053, 31952, 34106, 68212, 73889, 136424, 147778, 272848, 295556, 591112, 630961, 1182224, 1261922, 2523844, 5047688, 10095376, 34054841, 68109682, 136219364, 272438728, 544877456, 1260029117, 2520058234, 5040116468, 10080232936, 20160465872]

約数ペア:

[(1, 20160465872), (2, 10080232936), (4, 5040116468), (8, 2520058234), (16, 1260029117), (37, 544877456), (74, 272438728), (148, 136219364), (296, 68109682), (592, 34054841), (1997, 10095376), (3994, 5047688), (7988, 2523844), (15976, 1261922), (17053, 1182224), (31952, 630961), (34106, 591112), (68212, 295556), (73889, 272848), (136424, 147778)]