20178441978

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{177003877}}^1$

素因数の和:177003901

約数の個数: 16

約数和(自身を含む): 42480930720

約数和(自身を除く): 22302488742

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 177003877, 354007754, 531011631, 1062023262, 3363073663, 6726147326, 10089220989, 20178441978]

約数ペア:

[(1, 20178441978), (2, 10089220989), (3, 6726147326), (6, 3363073663), (19, 1062023262), (38, 531011631), (57, 354007754), (114, 177003877)]