18899896

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1063

約数の個数: 32

約数和(自身を含む): 36977040

約数和(自身を除く): 18077144

約数列:

[1, 2, 4, 8, 37, 67, 74, 134, 148, 268, 296, 536, 953, 1906, 2479, 3812, 4958, 7624, 9916, 19832, 35261, 63851, 70522, 127702, 141044, 255404, 282088, 510808, 2362487, 4724974, 9449948, 18899896]

約数ペア:

[(1, 18899896), (2, 9449948), (4, 4724974), (8, 2362487), (37, 510808), (67, 282088), (74, 255404), (134, 141044), (148, 127702), (268, 70522), (296, 63851), (536, 35261), (953, 19832), (1906, 9916), (2479, 7624), (3812, 4958)]