20180121552

素因数分解:

$2^4\times 3^2\times {\mathrm{1873}}^1\times {\mathrm{74821}}^1$

素因数の和:76708

約数の個数: 60

約数和(自身を含む): 56507220484

約数和(自身を除く): 36327098932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1873, 3746, 5619, 7492, 11238, 14984, 16857, 22476, 29968, 33714, 44952, 67428, 74821, 89904, 134856, 149642, 224463, 269712, 299284, 448926, 598568, 673389, 897852, 1197136, 1346778, 1795704, 2693556, 3591408, 5387112, 10774224, 140139733, 280279466, 420419199, 560558932, 840838398, 1121117864, 1261257597, 1681676796, 2242235728, 2522515194, 3363353592, 5045030388, 6726707184, 10090060776, 20180121552]

約数ペア:

[(1, 20180121552), (2, 10090060776), (3, 6726707184), (4, 5045030388), (6, 3363353592), (8, 2522515194), (9, 2242235728), (12, 1681676796), (16, 1261257597), (18, 1121117864), (24, 840838398), (36, 560558932), (48, 420419199), (72, 280279466), (144, 140139733), (1873, 10774224), (3746, 5387112), (5619, 3591408), (7492, 2693556), (11238, 1795704), (14984, 1346778), (16857, 1197136), (22476, 897852), (29968, 673389), (33714, 598568), (44952, 448926), (67428, 299284), (74821, 269712), (89904, 224463), (134856, 149642)]