20344954

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1171}}^1$

素因数の和:1270

約数の個数: 32

約数和(自身を含む): 37466496

約数和(自身を除く): 17121542

約数列:

[1, 2, 7, 14, 17, 34, 73, 119, 146, 238, 511, 1022, 1171, 1241, 2342, 2482, 8197, 8687, 16394, 17374, 19907, 39814, 85483, 139349, 170966, 278698, 598381, 1196762, 1453211, 2906422, 10172477, 20344954]

約数ペア:

[(1, 20344954), (2, 10172477), (7, 2906422), (14, 1453211), (17, 1196762), (34, 598381), (73, 278698), (119, 170966), (146, 139349), (238, 85483), (511, 39814), (1022, 19907), (1171, 17374), (1241, 16394), (2342, 8687), (2482, 8197)]