31900594

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1$

素因数の和:426

約数の個数: 32

約数和(自身を含む): 53887680

約数和(自身を除く): 21987086

約数列:

[1, 2, 11, 22, 53, 106, 109, 218, 251, 502, 583, 1166, 1199, 2398, 2761, 5522, 5777, 11554, 13303, 26606, 27359, 54718, 63547, 127094, 146333, 292666, 300949, 601898, 1450027, 2900054, 15950297, 31900594]

約数ペア:

[(1, 31900594), (2, 15950297), (11, 2900054), (22, 1450027), (53, 601898), (106, 300949), (109, 292666), (218, 146333), (251, 127094), (502, 63547), (583, 54718), (1166, 27359), (1199, 26606), (2398, 13303), (2761, 11554), (5522, 5777)]