18488366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 13445074

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 299, 559, 598, 719, 989, 1118, 1438, 1978, 9347, 12857, 16537, 18694, 25714, 30917, 33074, 61834, 214981, 401921, 429962, 711091, 803842, 1422182, 9244183, 18488366]

約数ペア:

[(1, 18488366), (2, 9244183), (13, 1422182), (23, 803842), (26, 711091), (43, 429962), (46, 401921), (86, 214981), (299, 61834), (559, 33074), (598, 30917), (719, 25714), (989, 18694), (1118, 16537), (1438, 12857), (1978, 9347)]