19951664

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{14011}}^1$

素因数の和:14108

約数の個数: 20

約数和(自身を含む): 39093480

約数和(自身を除く): 19141816

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 14011, 28022, 56044, 112088, 224176, 1246979, 2493958, 4987916, 9975832, 19951664]

約数ペア:

[(1, 19951664), (2, 9975832), (4, 4987916), (8, 2493958), (16, 1246979), (89, 224176), (178, 112088), (356, 56044), (712, 28022), (1424, 14011)]