20183728

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{40693}}^1$

素因数の和:40732

約数の個数: 20

約数和(自身を含む): 40368448

約数和(自身を除く): 20184720

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 40693, 81386, 162772, 325544, 651088, 1261483, 2522966, 5045932, 10091864, 20183728]

約数ペア:

[(1, 20183728), (2, 10091864), (4, 5045932), (8, 2522966), (16, 1261483), (31, 651088), (62, 325544), (124, 162772), (248, 81386), (496, 40693)]