20194175

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:479

約数の個数: 24

約数和(自身を含む): 26284032

約数和(自身を除く): 6089857

約数列:

[1, 5, 25, 31, 71, 155, 355, 367, 775, 1775, 1835, 2201, 9175, 11005, 11377, 26057, 55025, 56885, 130285, 284425, 651425, 807767, 4038835, 20194175]

約数ペア:

[(1, 20194175), (5, 4038835), (25, 807767), (31, 651425), (71, 284425), (155, 130285), (355, 56885), (367, 55025), (775, 26057), (1775, 11377), (1835, 11005), (2201, 9175)]