18487088

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{13921}}^1$

素因数の和:14012

約数の個数: 20

約数和(自身を含む): 36252888

約数和(自身を除く): 17765800

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 13921, 27842, 55684, 111368, 222736, 1155443, 2310886, 4621772, 9243544, 18487088]

約数ペア:

[(1, 18487088), (2, 9243544), (4, 4621772), (8, 2310886), (16, 1155443), (83, 222736), (166, 111368), (332, 55684), (664, 27842), (1328, 13921)]