20803474947

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{853}}^1\times {\mathrm{1373}}^1$

素因数の和:2451

約数の個数: 32

約数和(自身を含む): 28837380096

約数和(自身を除く): 8033905149

約数列:

[1, 3, 31, 93, 191, 573, 853, 1373, 2559, 4119, 5921, 17763, 26443, 42563, 79329, 127689, 162923, 262243, 488769, 786729, 1171169, 3513507, 5050613, 8129533, 15151839, 24388599, 36306239, 108918717, 223693279, 671079837, 6934491649, 20803474947]

約数ペア:

[(1, 20803474947), (3, 6934491649), (31, 671079837), (93, 223693279), (191, 108918717), (573, 36306239), (853, 24388599), (1373, 15151839), (2559, 8129533), (4119, 5050613), (5921, 3513507), (17763, 1171169), (26443, 786729), (42563, 488769), (79329, 262243), (127689, 162923)]