20219422076

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{17612737}}^1$

素因数の和:17612789

約数の個数: 24

約数和(自身を含む): 41425159776

約数和(自身を除く): 21205737700

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 17612737, 35225474, 70450948, 123289159, 246578318, 493156636, 722122217, 1444244434, 2888488868, 5054855519, 10109711038, 20219422076]

約数ペア:

[(1, 20219422076), (2, 10109711038), (4, 5054855519), (7, 2888488868), (14, 1444244434), (28, 722122217), (41, 493156636), (82, 246578318), (164, 123289159), (287, 70450948), (574, 35225474), (1148, 17612737)]