156945421904

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{89991641}}^1$

素因数の和:89991758

約数の個数: 20

約数和(自身を含む): 306871499220

約数和(自身を除く): 149926077316

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 89991641, 179983282, 359966564, 719933128, 1439866256, 9809088869, 19618177738, 39236355476, 78472710952, 156945421904]

約数ペア:

[(1, 156945421904), (2, 78472710952), (4, 39236355476), (8, 19618177738), (16, 9809088869), (109, 1439866256), (218, 719933128), (436, 359966564), (872, 179983282), (1744, 89991641)]