20263529

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 25498368

約数和(自身を除く): 5234839

約数列:

[1, 11, 13, 23, 61, 101, 143, 253, 299, 671, 793, 1111, 1313, 1403, 2323, 3289, 6161, 8723, 14443, 15433, 18239, 25553, 30199, 67771, 80093, 141703, 200629, 332189, 881023, 1558733, 1842139, 20263529]

約数ペア:

[(1, 20263529), (11, 1842139), (13, 1558733), (23, 881023), (61, 332189), (101, 200629), (143, 141703), (253, 80093), (299, 67771), (671, 30199), (793, 25553), (1111, 18239), (1313, 15433), (1403, 14443), (2323, 8723), (3289, 6161)]