20143786

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1066

約数の個数: 24

約数和(自身を含む): 33289164

約数和(自身を除く): 13145378

約数列:

[1, 2, 13, 26, 61, 122, 169, 338, 793, 977, 1586, 1954, 10309, 12701, 20618, 25402, 59597, 119194, 165113, 330226, 774761, 1549522, 10071893, 20143786]

約数ペア:

[(1, 20143786), (2, 10071893), (13, 1549522), (26, 774761), (61, 330226), (122, 165113), (169, 119194), (338, 59597), (793, 25402), (977, 20618), (1586, 12701), (1954, 10309)]