20739968330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{168851}}^1$

素因数の和:169102

約数の個数: 32

約数和(自身を含む): 38076801408

約数和(自身を除く): 17336833078

約数列:

[1, 2, 5, 10, 71, 142, 173, 346, 355, 710, 865, 1730, 12283, 24566, 61415, 122830, 168851, 337702, 844255, 1688510, 11988421, 23976842, 29211223, 58422446, 59942105, 119884210, 146056115, 292112230, 2073996833, 4147993666, 10369984165, 20739968330]

約数ペア:

[(1, 20739968330), (2, 10369984165), (5, 4147993666), (10, 2073996833), (71, 292112230), (142, 146056115), (173, 119884210), (346, 59942105), (355, 58422446), (710, 29211223), (865, 23976842), (1730, 11988421), (12283, 1688510), (24566, 844255), (61415, 337702), (122830, 168851)]