159978352

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{322537}}^1$

素因数の和:322576

約数の個数: 20

約数和(自身を含む): 319957696

約数和(自身を除く): 159979344

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 322537, 645074, 1290148, 2580296, 5160592, 9998647, 19997294, 39994588, 79989176, 159978352]

約数ペア:

[(1, 159978352), (2, 79989176), (4, 39994588), (8, 19997294), (16, 9998647), (31, 5160592), (62, 2580296), (124, 1290148), (248, 645074), (496, 322537)]