18689268

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2549}}^1$

素因数の和:2616

約数の個数: 48

約数和(自身を含む): 47980800

約数和(自身を除く): 29291532

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2549, 3666, 5098, 7332, 7647, 10196, 15294, 30588, 33137, 66274, 99411, 119803, 132548, 198822, 239606, 359409, 397644, 479212, 718818, 1437636, 1557439, 3114878, 4672317, 6229756, 9344634, 18689268]

約数ペア:

[(1, 18689268), (2, 9344634), (3, 6229756), (4, 4672317), (6, 3114878), (12, 1557439), (13, 1437636), (26, 718818), (39, 479212), (47, 397644), (52, 359409), (78, 239606), (94, 198822), (141, 132548), (156, 119803), (188, 99411), (282, 66274), (564, 33137), (611, 30588), (1222, 15294), (1833, 10196), (2444, 7647), (2549, 7332), (3666, 5098)]