20147991541

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{13591}}^1$

素因数の和:13765

約数の個数: 32

約数和(自身を含む): 23017236480

約数和(自身を除く): 2869244939

約数列:

[1, 17, 29, 31, 97, 493, 527, 899, 1649, 2813, 3007, 13591, 15283, 47821, 51119, 87203, 231047, 394139, 421321, 1318327, 1482451, 6700363, 7162457, 12218309, 22411559, 38231483, 40868137, 207711253, 649935211, 694758329, 1185175973, 20147991541]

約数ペア:

[(1, 20147991541), (17, 1185175973), (29, 694758329), (31, 649935211), (97, 207711253), (493, 40868137), (527, 38231483), (899, 22411559), (1649, 12218309), (2813, 7162457), (3007, 6700363), (13591, 1482451), (15283, 1318327), (47821, 421321), (51119, 394139), (87203, 231047)]