19854783

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4139}}^1$

素因数の和:4199

約数の個数: 24

約数和(自身を含む): 31646160

約数和(自身を除く): 11791377

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4139, 4797, 12417, 37251, 53807, 161421, 169699, 484263, 509097, 1527291, 2206087, 6618261, 19854783]

約数ペア:

[(1, 19854783), (3, 6618261), (9, 2206087), (13, 1527291), (39, 509097), (41, 484263), (117, 169699), (123, 161421), (369, 53807), (533, 37251), (1599, 12417), (4139, 4797)]