20123057930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1\times {\mathrm{267203}}^1$

素因数の和:267670

約数の個数: 32

約数和(自身を含む): 38438898624

約数和(自身を除く): 18315840694

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 443, 886, 2215, 4430, 7531, 15062, 37655, 75310, 267203, 534406, 1336015, 2672030, 4542451, 9084902, 22712255, 45424510, 118370929, 236741858, 591854645, 1183709290, 2012305793, 4024611586, 10061528965, 20123057930]

約数ペア:

[(1, 20123057930), (2, 10061528965), (5, 4024611586), (10, 2012305793), (17, 1183709290), (34, 591854645), (85, 236741858), (170, 118370929), (443, 45424510), (886, 22712255), (2215, 9084902), (4430, 4542451), (7531, 2672030), (15062, 1336015), (37655, 534406), (75310, 267203)]