15681664

素因数分解:

$2^7\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 31576140

約数和(自身を除く): 15894476

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 128, 202, 404, 808, 1213, 1616, 2426, 3232, 4852, 6464, 9704, 12928, 19408, 38816, 77632, 122513, 155264, 245026, 490052, 980104, 1960208, 3920416, 7840832, 15681664]

約数ペア:

[(1, 15681664), (2, 7840832), (4, 3920416), (8, 1960208), (16, 980104), (32, 490052), (64, 245026), (101, 155264), (128, 122513), (202, 77632), (404, 38816), (808, 19408), (1213, 12928), (1616, 9704), (2426, 6464), (3232, 4852)]