20153395879

素因数分解:

${\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{283}}^1\times {\mathrm{421}}^1$

素因数の和:871

約数の個数: 32

約数和(自身を含む): 21400058880

約数和(自身を除く): 1246663001

約数列:

[1, 47, 59, 61, 283, 421, 2773, 2867, 3599, 13301, 16697, 17263, 19787, 24839, 25681, 119143, 169153, 784759, 811361, 1018517, 1167433, 1207007, 1515179, 5599721, 7029437, 7267723, 47870299, 71213413, 330383539, 341582981, 428795657, 20153395879]

約数ペア:

[(1, 20153395879), (47, 428795657), (59, 341582981), (61, 330383539), (283, 71213413), (421, 47870299), (2773, 7267723), (2867, 7029437), (3599, 5599721), (13301, 1515179), (16697, 1207007), (17263, 1167433), (19787, 1018517), (24839, 811361), (25681, 784759), (119143, 169153)]