20270224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97453}}^1$

素因数の和:97474

約数の個数: 20

約数和(自身を含む): 42295036

約数和(自身を除く): 22024812

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97453, 194906, 389812, 779624, 1266889, 1559248, 2533778, 5067556, 10135112, 20270224]

約数ペア:

[(1, 20270224), (2, 10135112), (4, 5067556), (8, 2533778), (13, 1559248), (16, 1266889), (26, 779624), (52, 389812), (104, 194906), (208, 97453)]