20017202403

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1\times {\mathrm{20939}}^1$

素因数の和:21503

約数の個数: 32

約数和(自身を含む): 29671142400

約数和(自身を除く): 9653939997

約数列:

[1, 3, 11, 33, 59, 177, 491, 649, 1473, 1947, 5401, 16203, 20939, 28969, 62817, 86907, 230329, 318659, 690987, 955977, 1235401, 3706203, 10281049, 13589411, 30843147, 40768233, 113091539, 339274617, 606581891, 1819745673, 6672400801, 20017202403]

約数ペア:

[(1, 20017202403), (3, 6672400801), (11, 1819745673), (33, 606581891), (59, 339274617), (177, 113091539), (491, 40768233), (649, 30843147), (1473, 13589411), (1947, 10281049), (5401, 3706203), (16203, 1235401), (20939, 955977), (28969, 690987), (62817, 318659), (86907, 230329)]