19998110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6269}}^1$

素因数の和:6316

約数の個数: 32

約数和(自身を含む): 40629600

約数和(自身を除く): 20631490

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6269, 12538, 31345, 62690, 68959, 137918, 181801, 344795, 363602, 689590, 909005, 1818010, 1999811, 3999622, 9999055, 19998110]

約数ペア:

[(1, 19998110), (2, 9999055), (5, 3999622), (10, 1999811), (11, 1818010), (22, 909005), (29, 689590), (55, 363602), (58, 344795), (110, 181801), (145, 137918), (290, 68959), (319, 62690), (638, 31345), (1595, 12538), (3190, 6269)]