12561808

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1901}}^1$

素因数の和:1975

約数の個数: 40

約数和(自身を含む): 28301760

約数和(自身を除く): 15739952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 1901, 3304, 3802, 6608, 7604, 13307, 15208, 26614, 30416, 53228, 106456, 112159, 212912, 224318, 448636, 785113, 897272, 1570226, 1794544, 3140452, 6280904, 12561808]

約数ペア:

[(1, 12561808), (2, 6280904), (4, 3140452), (7, 1794544), (8, 1570226), (14, 897272), (16, 785113), (28, 448636), (56, 224318), (59, 212912), (112, 112159), (118, 106456), (236, 53228), (413, 30416), (472, 26614), (826, 15208), (944, 13307), (1652, 7604), (1901, 6608), (3304, 3802)]