16496740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{947}}^1$

素因数の和:1036

約数の個数: 48

約数和(自身を含む): 37904832

約数和(自身を除く): 21408092

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 670, 871, 947, 1340, 1742, 1894, 3484, 3788, 4355, 4735, 8710, 9470, 12311, 17420, 18940, 24622, 49244, 61555, 63449, 123110, 126898, 246220, 253796, 317245, 634490, 824837, 1268980, 1649674, 3299348, 4124185, 8248370, 16496740]

約数ペア:

[(1, 16496740), (2, 8248370), (4, 4124185), (5, 3299348), (10, 1649674), (13, 1268980), (20, 824837), (26, 634490), (52, 317245), (65, 253796), (67, 246220), (130, 126898), (134, 123110), (260, 63449), (268, 61555), (335, 49244), (670, 24622), (871, 18940), (947, 17420), (1340, 12311), (1742, 9470), (1894, 8710), (3484, 4735), (3788, 4355)]