19541996

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{683}}^1$

素因数の和:1021

約数の個数: 24

約数和(自身を含む): 35852544

約数和(自身を除く): 16310548

約数列:

[1, 2, 4, 23, 46, 92, 311, 622, 683, 1244, 1366, 2732, 7153, 14306, 15709, 28612, 31418, 62836, 212413, 424826, 849652, 4885499, 9770998, 19541996]

約数ペア:

[(1, 19541996), (2, 9770998), (4, 4885499), (23, 849652), (46, 424826), (92, 212413), (311, 62836), (622, 31418), (683, 28612), (1244, 15709), (1366, 14306), (2732, 7153)]