19561626

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{155251}}^1$

素因数の和:155266

約数の個数: 24

約数和(自身を含む): 48438624

約数和(自身を除く): 28876998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 155251, 310502, 465753, 931506, 1086757, 1397259, 2173514, 2794518, 3260271, 6520542, 9780813, 19561626]

約数ペア:

[(1, 19561626), (2, 9780813), (3, 6520542), (6, 3260271), (7, 2794518), (9, 2173514), (14, 1397259), (18, 1086757), (21, 931506), (42, 465753), (63, 310502), (126, 155251)]