20173621407

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{4721}}^1$

素因数の和:5179

約数の個数: 32

約数和(自身を含む): 27931725504

約数和(自身を除く): 7758104097

約数列:

[1, 3, 37, 111, 137, 281, 411, 843, 4721, 5069, 10397, 14163, 15207, 31191, 38497, 115491, 174677, 524031, 646777, 1326601, 1424389, 1940331, 3979803, 4273167, 23930749, 49084237, 71792247, 147252711, 181744337, 545233011, 6724540469, 20173621407]

約数ペア:

[(1, 20173621407), (3, 6724540469), (37, 545233011), (111, 181744337), (137, 147252711), (281, 71792247), (411, 49084237), (843, 23930749), (4721, 4273167), (5069, 3979803), (10397, 1940331), (14163, 1424389), (15207, 1326601), (31191, 646777), (38497, 524031), (115491, 174677)]