12680408

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 26286120

約数和(自身を除く): 13605712

約数列:

[1, 2, 4, 8, 13, 26, 52, 83, 104, 113, 166, 169, 226, 332, 338, 452, 664, 676, 904, 1079, 1352, 1469, 2158, 2938, 4316, 5876, 8632, 9379, 11752, 14027, 18758, 19097, 28054, 37516, 38194, 56108, 75032, 76388, 112216, 121927, 152776, 243854, 487708, 975416, 1585051, 3170102, 6340204, 12680408]

約数ペア:

[(1, 12680408), (2, 6340204), (4, 3170102), (8, 1585051), (13, 975416), (26, 487708), (52, 243854), (83, 152776), (104, 121927), (113, 112216), (166, 76388), (169, 75032), (226, 56108), (332, 38194), (338, 37516), (452, 28054), (664, 19097), (676, 18758), (904, 14027), (1079, 11752), (1352, 9379), (1469, 8632), (2158, 5876), (2938, 4316)]