20189901564

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{647}}^1\times {\mathrm{13759}}^1$

素因数の和:14429

約数の個数: 120

約数和(自身を含む): 60418068480

約数和(自身を除く): 40228166916

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 647, 756, 1134, 1294, 1941, 2268, 2588, 3882, 4529, 5823, 7764, 9058, 11646, 13587, 13759, 17469, 18116, 23292, 27174, 27518, 34938, 40761, 41277, 52407, 54348, 55036, 69876, 81522, 82554, 96313, 104814, 122283, 123831, 163044, 165108, 192626, 209628, 244566, 247662, 288939, 366849, 371493, 385252, 489132, 495324, 577878, 733698, 742986, 866817, 1114479, 1155756, 1467396, 1485972, 1733634, 2228958, 2600451, 3467268, 4457916, 5200902, 7801353, 8902073, 10401804, 15602706, 17804146, 26706219, 31205412, 35608292, 53412438, 62314511, 80118657, 106824876, 124629022, 160237314, 186943533, 240355971, 249258044, 320474628, 373887066, 480711942, 560830599, 721067913, 747774132, 961423884, 1121661198, 1442135826, 1682491797, 2243322396, 2884271652, 3364983594, 5047475391, 6729967188, 10094950782, 20189901564]

約数ペア:

[(1, 20189901564), (2, 10094950782), (3, 6729967188), (4, 5047475391), (6, 3364983594), (7, 2884271652), (9, 2243322396), (12, 1682491797), (14, 1442135826), (18, 1121661198), (21, 961423884), (27, 747774132), (28, 721067913), (36, 560830599), (42, 480711942), (54, 373887066), (63, 320474628), (81, 249258044), (84, 240355971), (108, 186943533), (126, 160237314), (162, 124629022), (189, 106824876), (252, 80118657), (324, 62314511), (378, 53412438), (567, 35608292), (647, 31205412), (756, 26706219), (1134, 17804146), (1294, 15602706), (1941, 10401804), (2268, 8902073), (2588, 7801353), (3882, 5200902), (4529, 4457916), (5823, 3467268), (7764, 2600451), (9058, 2228958), (11646, 1733634), (13587, 1485972), (13759, 1467396), (17469, 1155756), (18116, 1114479), (23292, 866817), (27174, 742986), (27518, 733698), (34938, 577878), (40761, 495324), (41277, 489132), (52407, 385252), (54348, 371493), (55036, 366849), (69876, 288939), (81522, 247662), (82554, 244566), (96313, 209628), (104814, 192626), (122283, 165108), (123831, 163044)]