20046832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3109}}^1$

素因数の和:3161

約数の個数: 40

約数和(自身を含む): 43191680

約数和(自身を除く): 23144848

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3109, 3224, 6218, 6448, 12436, 24872, 40417, 49744, 80834, 96379, 161668, 192758, 323336, 385516, 646672, 771032, 1252927, 1542064, 2505854, 5011708, 10023416, 20046832]

約数ペア:

[(1, 20046832), (2, 10023416), (4, 5011708), (8, 2505854), (13, 1542064), (16, 1252927), (26, 771032), (31, 646672), (52, 385516), (62, 323336), (104, 192758), (124, 161668), (208, 96379), (248, 80834), (403, 49744), (496, 40417), (806, 24872), (1612, 12436), (3109, 6448), (3224, 6218)]