19301816

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{709}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 37573200

約数和(自身を除く): 18271384

約数列:

[1, 2, 4, 8, 41, 82, 83, 164, 166, 328, 332, 664, 709, 1418, 2836, 3403, 5672, 6806, 13612, 27224, 29069, 58138, 58847, 116276, 117694, 232552, 235388, 470776, 2412727, 4825454, 9650908, 19301816]

約数ペア:

[(1, 19301816), (2, 9650908), (4, 4825454), (8, 2412727), (41, 470776), (82, 235388), (83, 232552), (164, 117694), (166, 116276), (328, 58847), (332, 58138), (664, 29069), (709, 27224), (1418, 13612), (2836, 6806), (3403, 5672)]