19150540

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1453}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 40304880

約数和(自身を除く): 21154340

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 1453, 2636, 2906, 3295, 5812, 6590, 7265, 13180, 14530, 29060, 957527, 1915054, 3830108, 4787635, 9575270, 19150540]

約数ペア:

[(1, 19150540), (2, 9575270), (4, 4787635), (5, 3830108), (10, 1915054), (20, 957527), (659, 29060), (1318, 14530), (1453, 13180), (2636, 7265), (2906, 6590), (3295, 5812)]