20436

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 51744

約数和(自身を除く): 31308

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1572, 1703, 3406, 5109, 6812, 10218, 20436]

約数ペア:

[(1, 20436), (2, 10218), (3, 6812), (4, 5109), (6, 3406), (12, 1703), (13, 1572), (26, 786), (39, 524), (52, 393), (78, 262), (131, 156)]