20171522090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1531}}^1\times {\mathrm{21599}}^1$

素因数の和:23198

約数の個数: 32

約数和(自身を含む): 36929779200

約数和(自身を除く): 16758257110

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 1531, 3062, 7655, 15310, 21599, 43198, 93391, 107995, 186782, 215990, 466955, 933910, 1317539, 2635078, 6587695, 13175390, 33068069, 66136138, 165340345, 330680690, 2017152209, 4034304418, 10085761045, 20171522090]

約数ペア:

[(1, 20171522090), (2, 10085761045), (5, 4034304418), (10, 2017152209), (61, 330680690), (122, 165340345), (305, 66136138), (610, 33068069), (1531, 13175390), (3062, 6587695), (7655, 2635078), (15310, 1317539), (21599, 933910), (43198, 466955), (93391, 215990), (107995, 186782)]