20239768728

素因数分解:

$2^3\times 3^4\times {\mathrm{43}}^1\times {\mathrm{726377}}^1$

素因数の和:726438

約数の個数: 80

約数和(自身を含む): 58008547080

約数和(自身を除く): 37768778352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 43, 54, 72, 81, 86, 108, 129, 162, 172, 216, 258, 324, 344, 387, 516, 648, 774, 1032, 1161, 1548, 2322, 3096, 3483, 4644, 6966, 9288, 13932, 27864, 726377, 1452754, 2179131, 2905508, 4358262, 5811016, 6537393, 8716524, 13074786, 17433048, 19612179, 26149572, 31234211, 39224358, 52299144, 58836537, 62468422, 78448716, 93702633, 117673074, 124936844, 156897432, 187405266, 235346148, 249873688, 281107899, 374810532, 470692296, 562215798, 749621064, 843323697, 1124431596, 1686647394, 2248863192, 2529971091, 3373294788, 5059942182, 6746589576, 10119884364, 20239768728]

約数ペア:

[(1, 20239768728), (2, 10119884364), (3, 6746589576), (4, 5059942182), (6, 3373294788), (8, 2529971091), (9, 2248863192), (12, 1686647394), (18, 1124431596), (24, 843323697), (27, 749621064), (36, 562215798), (43, 470692296), (54, 374810532), (72, 281107899), (81, 249873688), (86, 235346148), (108, 187405266), (129, 156897432), (162, 124936844), (172, 117673074), (216, 93702633), (258, 78448716), (324, 62468422), (344, 58836537), (387, 52299144), (516, 39224358), (648, 31234211), (774, 26149572), (1032, 19612179), (1161, 17433048), (1548, 13074786), (2322, 8716524), (3096, 6537393), (3483, 5811016), (4644, 4358262), (6966, 2905508), (9288, 2179131), (13932, 1452754), (27864, 726377)]