12420304

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:515

約数の個数: 40

約数和(自身を含む): 26130272

約数和(自身を除く): 13709968

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 283, 422, 566, 844, 1132, 1688, 2264, 2743, 3376, 3679, 4528, 5486, 7358, 10972, 14716, 21944, 29432, 43888, 58864, 59713, 119426, 238852, 477704, 776269, 955408, 1552538, 3105076, 6210152, 12420304]

約数ペア:

[(1, 12420304), (2, 6210152), (4, 3105076), (8, 1552538), (13, 955408), (16, 776269), (26, 477704), (52, 238852), (104, 119426), (208, 59713), (211, 58864), (283, 43888), (422, 29432), (566, 21944), (844, 14716), (1132, 10972), (1688, 7358), (2264, 5486), (2743, 4528), (3376, 3679)]