20199451671

素因数分解:

$3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3174517}}^1$

素因数の和:3174631

約数の個数: 24

約数和(自身を含む): 33675286944

約数和(自身を除く): 13475835273

約数列:

[1, 3, 7, 9, 21, 63, 101, 303, 707, 909, 2121, 6363, 3174517, 9523551, 22221619, 28570653, 66664857, 199994571, 320626217, 961878651, 2244383519, 2885635953, 6733150557, 20199451671]

約数ペア:

[(1, 20199451671), (3, 6733150557), (7, 2885635953), (9, 2244383519), (21, 961878651), (63, 320626217), (101, 199994571), (303, 66664857), (707, 28570653), (909, 22221619), (2121, 9523551), (6363, 3174517)]