20190548

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{3323}}^1$

素因数の和:3372

約数の個数: 36

約数和(自身を含む): 42440832

約数和(自身を除く): 22250284

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 98, 124, 196, 217, 434, 868, 1519, 3038, 3323, 6076, 6646, 13292, 23261, 46522, 93044, 103013, 162827, 206026, 325654, 412052, 651308, 721091, 1442182, 2884364, 5047637, 10095274, 20190548]

約数ペア:

[(1, 20190548), (2, 10095274), (4, 5047637), (7, 2884364), (14, 1442182), (28, 721091), (31, 651308), (49, 412052), (62, 325654), (98, 206026), (124, 162827), (196, 103013), (217, 93044), (434, 46522), (868, 23261), (1519, 13292), (3038, 6646), (3323, 6076)]