15909726

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19937}}^1$

素因数の和:19968

約数の個数: 32

約数和(自身を含む): 38280960

約数和(自身を除く): 22371234

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 19937, 39874, 59811, 119622, 139559, 279118, 378803, 418677, 757606, 837354, 1136409, 2272818, 2651621, 5303242, 7954863, 15909726]

約数ペア:

[(1, 15909726), (2, 7954863), (3, 5303242), (6, 2651621), (7, 2272818), (14, 1136409), (19, 837354), (21, 757606), (38, 418677), (42, 378803), (57, 279118), (114, 139559), (133, 119622), (266, 59811), (399, 39874), (798, 19937)]