20880704

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{25097}}^1$

素因数の和:25122

約数の個数: 28

約数和(自身を含む): 44624244

約数和(自身を除く): 23743540

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 25097, 50194, 100388, 200776, 326261, 401552, 652522, 803104, 1305044, 1606208, 2610088, 5220176, 10440352, 20880704]

約数ペア:

[(1, 20880704), (2, 10440352), (4, 5220176), (8, 2610088), (13, 1606208), (16, 1305044), (26, 803104), (32, 652522), (52, 401552), (64, 326261), (104, 200776), (208, 100388), (416, 50194), (832, 25097)]