26128942

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 46771200

約数和(自身を除く): 20642258

約数列:

[1, 2, 7, 14, 29, 58, 139, 203, 278, 406, 463, 926, 973, 1946, 3241, 4031, 6482, 8062, 13427, 26854, 28217, 56434, 64357, 93989, 128714, 187978, 450499, 900998, 1866353, 3732706, 13064471, 26128942]

約数ペア:

[(1, 26128942), (2, 13064471), (7, 3732706), (14, 1866353), (29, 900998), (58, 450499), (139, 187978), (203, 128714), (278, 93989), (406, 64357), (463, 56434), (926, 28217), (973, 26854), (1946, 13427), (3241, 8062), (4031, 6482)]