20151785228

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4392281}}^1$

素因数の和:4392353

約数の個数: 24

約数和(自身を含む): 37387104384

約数和(自身を除く): 17235319156

約数列:

[1, 2, 4, 31, 37, 62, 74, 124, 148, 1147, 2294, 4588, 4392281, 8784562, 17569124, 136160711, 162514397, 272321422, 325028794, 544642844, 650057588, 5037946307, 10075892614, 20151785228]

約数ペア:

[(1, 20151785228), (2, 10075892614), (4, 5037946307), (31, 650057588), (37, 544642844), (62, 325028794), (74, 272321422), (124, 162514397), (148, 136160711), (1147, 17569124), (2294, 8784562), (4588, 4392281)]