20179918016

素因数分解:

$2^6\times {\mathrm{315311219}}^1$

素因数の和:315311231

約数の個数: 14

約数和(自身を含む): 40044524940

約数和(自身を除く): 19864606924

約数列:

[1, 2, 4, 8, 16, 32, 64, 315311219, 630622438, 1261244876, 2522489752, 5044979504, 10089959008, 20179918016]

約数ペア:

[(1, 20179918016), (2, 10089959008), (4, 5044979504), (8, 2522489752), (16, 1261244876), (32, 630622438), (64, 315311219)]