201797968

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{293311}}^1$

素因数の和:293362

約数の個数: 20

約数和(自身を含む): 400077568

約数和(自身を除く): 198279600

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 293311, 586622, 1173244, 2346488, 4692976, 12612373, 25224746, 50449492, 100898984, 201797968]

約数ペア:

[(1, 201797968), (2, 100898984), (4, 50449492), (8, 25224746), (16, 12612373), (43, 4692976), (86, 2346488), (172, 1173244), (344, 586622), (688, 293311)]