20974130

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{6701}}^1$

素因数の和:7021

約数の個数: 16

約数和(自身を含む): 37879704

約数和(自身を除く): 16905574

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 6701, 13402, 33505, 67010, 2097413, 4194826, 10487065, 20974130]

約数ペア:

[(1, 20974130), (2, 10487065), (5, 4194826), (10, 2097413), (313, 67010), (626, 33505), (1565, 13402), (3130, 6701)]