15820948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 34461504

約数和(自身を除く): 18640556

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1627, 2431, 3254, 4862, 6508, 9724, 17897, 21151, 27659, 35794, 42302, 55318, 71588, 84604, 110636, 232661, 304249, 359567, 465322, 608498, 719134, 930644, 1216996, 1438268, 3955237, 7910474, 15820948]

約数ペア:

[(1, 15820948), (2, 7910474), (4, 3955237), (11, 1438268), (13, 1216996), (17, 930644), (22, 719134), (26, 608498), (34, 465322), (44, 359567), (52, 304249), (68, 232661), (143, 110636), (187, 84604), (221, 71588), (286, 55318), (374, 42302), (442, 35794), (572, 27659), (748, 21151), (884, 17897), (1627, 9724), (2431, 6508), (3254, 4862)]