156966907984

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{90003961}}^1$

素因数の和:90004078

約数の個数: 20

約数和(自身を含む): 306913510420

約数和(自身を除く): 149946602436

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 90003961, 180007922, 360015844, 720031688, 1440063376, 9810431749, 19620863498, 39241726996, 78483453992, 156966907984]

約数ペア:

[(1, 156966907984), (2, 78483453992), (4, 39241726996), (8, 19620863498), (16, 9810431749), (109, 1440063376), (218, 720031688), (436, 360015844), (872, 180007922), (1744, 90003961)]