20872256

素因数分解:

$2^6\times {\mathrm{101}}^1\times {\mathrm{3229}}^1$

素因数の和:3342

約数の個数: 28

約数和(自身を含む): 41841420

約数和(自身を除く): 20969164

約数列:

[1, 2, 4, 8, 16, 32, 64, 101, 202, 404, 808, 1616, 3229, 3232, 6458, 6464, 12916, 25832, 51664, 103328, 206656, 326129, 652258, 1304516, 2609032, 5218064, 10436128, 20872256]

約数ペア:

[(1, 20872256), (2, 10436128), (4, 5218064), (8, 2609032), (16, 1304516), (32, 652258), (64, 326129), (101, 206656), (202, 103328), (404, 51664), (808, 25832), (1616, 12916), (3229, 6464), (3232, 6458)]