1921708910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{563551}}^1$

素因数の和:563600

約数の個数: 32

約数和(自身を含む): 3895271424

約数和(自身を除く): 1973562514

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 563551, 1127102, 2817755, 5635510, 6199061, 12398122, 17470081, 30995305, 34940162, 61990610, 87350405, 174700810, 192170891, 384341782, 960854455, 1921708910]

約数ペア:

[(1, 1921708910), (2, 960854455), (5, 384341782), (10, 192170891), (11, 174700810), (22, 87350405), (31, 61990610), (55, 34940162), (62, 30995305), (110, 17470081), (155, 12398122), (310, 6199061), (341, 5635510), (682, 2817755), (1705, 1127102), (3410, 563551)]