20194728194

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1\times {\mathrm{1723}}^1$

素因数の和:2274

約数の個数: 32

約数和(自身を含む): 30823878720

約数和(自身を除く): 10629150526

約数列:

[1, 2, 157, 163, 229, 314, 326, 458, 1723, 3446, 25591, 35953, 37327, 51182, 71906, 74654, 270511, 280849, 394567, 541022, 561698, 789134, 5860339, 11720678, 44093293, 61947019, 64314421, 88186586, 123894038, 128628842, 10097364097, 20194728194]

約数ペア:

[(1, 20194728194), (2, 10097364097), (157, 128628842), (163, 123894038), (229, 88186586), (314, 64314421), (326, 61947019), (458, 44093293), (1723, 11720678), (3446, 5860339), (25591, 789134), (35953, 561698), (37327, 541022), (51182, 394567), (71906, 280849), (74654, 270511)]