20898122

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{64901}}^1$

素因数の和:64933

約数の個数: 16

約数和(自身を含む): 37383552

約数和(自身を除く): 16485430

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 64901, 129802, 454307, 908614, 1492723, 2985446, 10449061, 20898122]

約数ペア:

[(1, 20898122), (2, 10449061), (7, 2985446), (14, 1492723), (23, 908614), (46, 454307), (161, 129802), (322, 64901)]