20101202

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{2531}}^1$

素因数の和:2582

約数の個数: 24

約数和(自身を含む): 34728912

約数和(自身を除く): 14627710

約数列:

[1, 2, 11, 19, 22, 38, 209, 361, 418, 722, 2531, 3971, 5062, 7942, 27841, 48089, 55682, 96178, 528979, 913691, 1057958, 1827382, 10050601, 20101202]

約数ペア:

[(1, 20101202), (2, 10050601), (11, 1827382), (19, 1057958), (22, 913691), (38, 528979), (209, 96178), (361, 55682), (418, 48089), (722, 27841), (2531, 7942), (3971, 5062)]