20131382019

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2913791}}^1$

素因数の和:2913855

約数の個数: 24

約数和(自身を含む): 31888539648

約数和(自身を除く): 11757157629

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 2913791, 8741373, 20396537, 61189611, 136948177, 142775759, 410844531, 428327277, 958637239, 2875911717, 6710460673, 20131382019]

約数ペア:

[(1, 20131382019), (3, 6710460673), (7, 2875911717), (21, 958637239), (47, 428327277), (49, 410844531), (141, 142775759), (147, 136948177), (329, 61189611), (987, 20396537), (2303, 8741373), (6909, 2913791)]