18827823

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2343

約数の個数: 32

約数和(自身を含む): 31712256

約数和(自身を除く): 12884433

約数列:

[1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2293, 2737, 6879, 8211, 16051, 38981, 48153, 52739, 116943, 158217, 272867, 369173, 818601, 896563, 1107519, 2689689, 6275941, 18827823]

約数ペア:

[(1, 18827823), (3, 6275941), (7, 2689689), (17, 1107519), (21, 896563), (23, 818601), (51, 369173), (69, 272867), (119, 158217), (161, 116943), (357, 52739), (391, 48153), (483, 38981), (1173, 16051), (2293, 8211), (2737, 6879)]