19756516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{22349}}^1$

素因数の和:22383

約数の個数: 24

約数和(自身を含む): 39425400

約数和(自身を除く): 19668884

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 22349, 44698, 89396, 290537, 379933, 581074, 759866, 1162148, 1519732, 4939129, 9878258, 19756516]

約数ペア:

[(1, 19756516), (2, 9878258), (4, 4939129), (13, 1519732), (17, 1162148), (26, 759866), (34, 581074), (52, 379933), (68, 290537), (221, 89396), (442, 44698), (884, 22349)]