20543344

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75527}}^1$

素因数の和:75552

約数の個数: 20

約数和(自身を含む): 42144624

約数和(自身を除く): 21601280

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75527, 151054, 302108, 604216, 1208432, 1283959, 2567918, 5135836, 10271672, 20543344]

約数ペア:

[(1, 20543344), (2, 10271672), (4, 5135836), (8, 2567918), (16, 1283959), (17, 1208432), (34, 604216), (68, 302108), (136, 151054), (272, 75527)]