20306922

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2618

約数の個数: 32

約数和(自身を含む): 42915840

約数和(自身を除く): 22608918

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 1333, 2539, 2666, 3999, 5078, 7617, 7998, 15234, 78709, 109177, 157418, 218354, 236127, 327531, 472254, 655062, 3384487, 6768974, 10153461, 20306922]

約数ペア:

[(1, 20306922), (2, 10153461), (3, 6768974), (6, 3384487), (31, 655062), (43, 472254), (62, 327531), (86, 236127), (93, 218354), (129, 157418), (186, 109177), (258, 78709), (1333, 15234), (2539, 7998), (2666, 7617), (3999, 5078)]