20153178878

素因数分解:

$2^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{977}}^1\times {\mathrm{3847}}^1$

素因数の和:5216

約数の個数: 32

約数和(自身を含む): 34682978304

約数和(自身を除く): 14529799426

約数列:

[1, 2, 7, 14, 383, 766, 977, 1954, 2681, 3847, 5362, 6839, 7694, 13678, 26929, 53858, 374191, 748382, 1473401, 2619337, 2946802, 3758519, 5238674, 7517038, 10313807, 20627614, 26309633, 52619266, 1439512777, 2879025554, 10076589439, 20153178878]

約数ペア:

[(1, 20153178878), (2, 10076589439), (7, 2879025554), (14, 1439512777), (383, 52619266), (766, 26309633), (977, 20627614), (1954, 10313807), (2681, 7517038), (3847, 5238674), (5362, 3758519), (6839, 2946802), (7694, 2619337), (13678, 1473401), (26929, 748382), (53858, 374191)]