219290416

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{370423}}^1$

素因数の和:370468

約数の個数: 20

約数和(自身を含む): 436359472

約数和(自身を除く): 217069056

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 370423, 740846, 1481692, 2963384, 5926768, 13705651, 27411302, 54822604, 109645208, 219290416]

約数ペア:

[(1, 219290416), (2, 109645208), (4, 54822604), (8, 27411302), (16, 13705651), (37, 5926768), (74, 2963384), (148, 1481692), (296, 740846), (592, 370423)]