2020821488

素因数分解:

$2^4\times 7^1\times {\mathrm{113}}^1\times {\mathrm{159673}}^1$

素因数の和:159801

約数の個数: 40

約数和(自身を含む): 4514303328

約数和(自身を除く): 2493481840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 113, 226, 452, 791, 904, 1582, 1808, 3164, 6328, 12656, 159673, 319346, 638692, 1117711, 1277384, 2235422, 2554768, 4470844, 8941688, 17883376, 18043049, 36086098, 72172196, 126301343, 144344392, 252602686, 288688784, 505205372, 1010410744, 2020821488]

約数ペア:

[(1, 2020821488), (2, 1010410744), (4, 505205372), (7, 288688784), (8, 252602686), (14, 144344392), (16, 126301343), (28, 72172196), (56, 36086098), (112, 18043049), (113, 17883376), (226, 8941688), (452, 4470844), (791, 2554768), (904, 2235422), (1582, 1277384), (1808, 1117711), (3164, 638692), (6328, 319346), (12656, 159673)]