20512956796

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{337}}^1\times {\mathrm{563}}^1$

素因数の和:1234

約数の個数: 48

約数和(自身を含む): 36509840640

約数和(自身を除く): 15996883844

約数列:

[1, 2, 4, 151, 179, 302, 337, 358, 563, 604, 674, 716, 1126, 1348, 2252, 27029, 50887, 54058, 60323, 85013, 100777, 101774, 108116, 120646, 170026, 189731, 201554, 203548, 241292, 340052, 379462, 403108, 758924, 9108773, 15217327, 18217546, 28649381, 30434654, 33961849, 36435092, 57298762, 60869308, 67923698, 114597524, 135847396, 5128239199, 10256478398, 20512956796]

約数ペア:

[(1, 20512956796), (2, 10256478398), (4, 5128239199), (151, 135847396), (179, 114597524), (302, 67923698), (337, 60869308), (358, 57298762), (563, 36435092), (604, 33961849), (674, 30434654), (716, 28649381), (1126, 18217546), (1348, 15217327), (2252, 9108773), (27029, 758924), (50887, 403108), (54058, 379462), (60323, 340052), (85013, 241292), (100777, 203548), (101774, 201554), (108116, 189731), (120646, 170026)]