20173252617

素因数分解:

$3^2\times 7^2\times {\mathrm{2113}}^1\times {\mathrm{21649}}^1$

素因数の和:23782

約数の個数: 36

約数和(自身を含む): 33914162100

約数和(自身を除く): 13740909483

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 2113, 6339, 14791, 19017, 21649, 44373, 64947, 103537, 133119, 151543, 194841, 310611, 454629, 931833, 1060801, 1363887, 3182403, 9547209, 45744337, 137233011, 320210359, 411699033, 960631077, 2241472513, 2881893231, 6724417539, 20173252617]

約数ペア:

[(1, 20173252617), (3, 6724417539), (7, 2881893231), (9, 2241472513), (21, 960631077), (49, 411699033), (63, 320210359), (147, 137233011), (441, 45744337), (2113, 9547209), (6339, 3182403), (14791, 1363887), (19017, 1060801), (21649, 931833), (44373, 454629), (64947, 310611), (103537, 194841), (133119, 151543)]