201387728

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{172421}}^1$

素因数の和:172502

約数の個数: 20

約数和(自身を含む): 395536068

約数和(自身を除く): 194148340

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 172421, 344842, 689684, 1379368, 2758736, 12586733, 25173466, 50346932, 100693864, 201387728]

約数ペア:

[(1, 201387728), (2, 100693864), (4, 50346932), (8, 25173466), (16, 12586733), (73, 2758736), (146, 1379368), (292, 689684), (584, 344842), (1168, 172421)]