11990004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 30387840

約数和(自身を除く): 18397836

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 151, 156, 302, 453, 509, 604, 906, 1018, 1527, 1812, 1963, 2036, 3054, 3926, 5889, 6108, 6617, 7852, 11778, 13234, 19851, 23556, 26468, 39702, 76859, 79404, 153718, 230577, 307436, 461154, 922308, 999167, 1998334, 2997501, 3996668, 5995002, 11990004]

約数ペア:

[(1, 11990004), (2, 5995002), (3, 3996668), (4, 2997501), (6, 1998334), (12, 999167), (13, 922308), (26, 461154), (39, 307436), (52, 230577), (78, 153718), (151, 79404), (156, 76859), (302, 39702), (453, 26468), (509, 23556), (604, 19851), (906, 13234), (1018, 11778), (1527, 7852), (1812, 6617), (1963, 6108), (2036, 5889), (3054, 3926)]