20247892

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{4789}}^1$

素因数の和:4951

約数の個数: 24

約数和(自身を含む): 40772480

約数和(自身を除く): 20524588

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 4789, 9578, 19156, 33523, 67046, 134092, 723139, 1446278, 2892556, 5061973, 10123946, 20247892]

約数ペア:

[(1, 20247892), (2, 10123946), (4, 5061973), (7, 2892556), (14, 1446278), (28, 723139), (151, 134092), (302, 67046), (604, 33523), (1057, 19156), (2114, 9578), (4228, 4789)]