18712524

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{449}}^1$

素因数の和:630

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 27252276

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 151, 276, 302, 449, 453, 604, 898, 906, 1347, 1796, 1812, 2694, 3473, 5388, 6946, 10327, 10419, 13892, 20654, 20838, 30981, 41308, 41676, 61962, 67799, 123924, 135598, 203397, 271196, 406794, 813588, 1559377, 3118754, 4678131, 6237508, 9356262, 18712524]

約数ペア:

[(1, 18712524), (2, 9356262), (3, 6237508), (4, 4678131), (6, 3118754), (12, 1559377), (23, 813588), (46, 406794), (69, 271196), (92, 203397), (138, 135598), (151, 123924), (276, 67799), (302, 61962), (449, 41676), (453, 41308), (604, 30981), (898, 20838), (906, 20654), (1347, 13892), (1796, 10419), (1812, 10327), (2694, 6946), (3473, 5388)]