18347706

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{881}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 43341480

約数和(自身を除く): 24993774

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 89, 117, 178, 234, 267, 534, 801, 881, 1157, 1602, 1762, 2314, 2643, 3471, 5286, 6942, 7929, 10413, 11453, 15858, 20826, 22906, 34359, 68718, 78409, 103077, 156818, 206154, 235227, 470454, 705681, 1019317, 1411362, 2038634, 3057951, 6115902, 9173853, 18347706]

約数ペア:

[(1, 18347706), (2, 9173853), (3, 6115902), (6, 3057951), (9, 2038634), (13, 1411362), (18, 1019317), (26, 705681), (39, 470454), (78, 235227), (89, 206154), (117, 156818), (178, 103077), (234, 78409), (267, 68718), (534, 34359), (801, 22906), (881, 20826), (1157, 15858), (1602, 11453), (1762, 10413), (2314, 7929), (2643, 6942), (3471, 5286)]