18220050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 72

約数和(自身を含む): 51551760

約数和(自身を除く): 33331710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 25, 30, 38, 45, 50, 57, 75, 90, 95, 114, 150, 171, 190, 225, 285, 342, 450, 475, 570, 855, 950, 1425, 1710, 2131, 2850, 4262, 4275, 6393, 8550, 10655, 12786, 19179, 21310, 31965, 38358, 40489, 53275, 63930, 80978, 95895, 106550, 121467, 159825, 191790, 202445, 242934, 319650, 364401, 404890, 479475, 607335, 728802, 958950, 1012225, 1214670, 1822005, 2024450, 3036675, 3644010, 6073350, 9110025, 18220050]

約数ペア:

[(1, 18220050), (2, 9110025), (3, 6073350), (5, 3644010), (6, 3036675), (9, 2024450), (10, 1822005), (15, 1214670), (18, 1012225), (19, 958950), (25, 728802), (30, 607335), (38, 479475), (45, 404890), (50, 364401), (57, 319650), (75, 242934), (90, 202445), (95, 191790), (114, 159825), (150, 121467), (171, 106550), (190, 95895), (225, 80978), (285, 63930), (342, 53275), (450, 40489), (475, 38358), (570, 31965), (855, 21310), (950, 19179), (1425, 12786), (1710, 10655), (2131, 8550), (2850, 6393), (4262, 4275)]