18976022

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:500

約数の個数: 32

約数和(自身を含む): 32659200

約数和(自身を除く): 13683178

約数列:

[1, 2, 13, 19, 26, 38, 107, 214, 247, 359, 494, 718, 1391, 2033, 2782, 4066, 4667, 6821, 9334, 13642, 26429, 38413, 52858, 76826, 88673, 177346, 499369, 729847, 998738, 1459694, 9488011, 18976022]

約数ペア:

[(1, 18976022), (2, 9488011), (13, 1459694), (19, 998738), (26, 729847), (38, 499369), (107, 177346), (214, 88673), (247, 76826), (359, 52858), (494, 38413), (718, 26429), (1391, 13642), (2033, 9334), (2782, 6821), (4066, 4667)]