20198965246

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2557}}^1\times {\mathrm{4423}}^1$

素因数の和:7048

約数の個数: 32

約数和(自身を含む): 32591784960

約数和(自身を除く): 12392819714

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 2557, 4423, 5114, 8846, 48583, 84037, 97166, 120179, 168074, 207881, 240358, 415762, 2283401, 3949739, 4566802, 7899478, 11309611, 22619222, 214882609, 429765218, 531551717, 1063103434, 10099482623, 20198965246]

約数ペア:

[(1, 20198965246), (2, 10099482623), (19, 1063103434), (38, 531551717), (47, 429765218), (94, 214882609), (893, 22619222), (1786, 11309611), (2557, 7899478), (4423, 4566802), (5114, 3949739), (8846, 2283401), (48583, 415762), (84037, 240358), (97166, 207881), (120179, 168074)]