215464784

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{119173}}^1$

素因数の和:119294

約数の個数: 20

約数和(自身を含む): 421160916

約数和(自身を除く): 205696132

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 119173, 238346, 476692, 953384, 1906768, 13466549, 26933098, 53866196, 107732392, 215464784]

約数ペア:

[(1, 215464784), (2, 107732392), (4, 53866196), (8, 26933098), (16, 13466549), (113, 1906768), (226, 953384), (452, 476692), (904, 238346), (1808, 119173)]