19939160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21673}}^1$

素因数の和:21707

約数の個数: 32

約数和(自身を含む): 46815840

約数和(自身を除く): 26876680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21673, 43346, 86692, 108365, 173384, 216730, 433460, 498479, 866920, 996958, 1993916, 2492395, 3987832, 4984790, 9969580, 19939160]

約数ペア:

[(1, 19939160), (2, 9969580), (4, 4984790), (5, 3987832), (8, 2492395), (10, 1993916), (20, 996958), (23, 866920), (40, 498479), (46, 433460), (92, 216730), (115, 173384), (184, 108365), (230, 86692), (460, 43346), (920, 21673)]