20007645229

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{81773}}^1$

素因数の和:81885

約数の個数: 32

約数和(自身を含む): 24728457600

約数和(自身を除く): 4720812371

約数列:

[1, 11, 13, 29, 59, 143, 319, 377, 649, 767, 1711, 4147, 8437, 18821, 22243, 81773, 244673, 899503, 1063049, 2371417, 4824607, 11693539, 26085587, 30828421, 53070677, 62719891, 139913603, 339112631, 689918801, 1539049633, 1818876839, 20007645229]

約数ペア:

[(1, 20007645229), (11, 1818876839), (13, 1539049633), (29, 689918801), (59, 339112631), (143, 139913603), (319, 62719891), (377, 53070677), (649, 30828421), (767, 26085587), (1711, 11693539), (4147, 4824607), (8437, 2371417), (18821, 1063049), (22243, 899503), (81773, 244673)]