223564816

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{168347}}^1$

素因数の和:168438

約数の個数: 20

約数和(自身を含む): 438378192

約数和(自身を除く): 214813376

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 168347, 336694, 673388, 1346776, 2693552, 13972801, 27945602, 55891204, 111782408, 223564816]

約数ペア:

[(1, 223564816), (2, 111782408), (4, 55891204), (8, 27945602), (16, 13972801), (83, 2693552), (166, 1346776), (332, 673388), (664, 336694), (1328, 168347)]