17637490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:874

約数の個数: 32

約数和(自身を含む): 34405056

約数和(自身を除く): 16767566

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 211, 422, 643, 1055, 1286, 2110, 2743, 3215, 5486, 6430, 8359, 13715, 16718, 27430, 41795, 83590, 135673, 271346, 678365, 1356730, 1763749, 3527498, 8818745, 17637490]

約数ペア:

[(1, 17637490), (2, 8818745), (5, 3527498), (10, 1763749), (13, 1356730), (26, 678365), (65, 271346), (130, 135673), (211, 83590), (422, 41795), (643, 27430), (1055, 16718), (1286, 13715), (2110, 8359), (2743, 6430), (3215, 5486)]