20194160792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2203}}^1\times {\mathrm{4639}}^1$

素因数の和:6880

約数の個数: 64

約数和(自身を含む): 42951552000

約数和(自身を除く): 22757391208

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 2203, 4406, 4639, 8812, 9278, 17624, 18556, 28639, 37112, 41857, 57278, 60307, 83714, 88141, 114556, 120614, 167428, 176282, 229112, 241228, 334856, 352564, 482456, 544141, 705128, 1088282, 1145833, 2176564, 2291666, 4353128, 4583332, 9166664, 10219717, 20439434, 40878868, 81757736, 132856321, 194174623, 265712642, 388349246, 531425284, 776698492, 1062850568, 1553396984, 2524270099, 5048540198, 10097080396, 20194160792]

約数ペア:

[(1, 20194160792), (2, 10097080396), (4, 5048540198), (8, 2524270099), (13, 1553396984), (19, 1062850568), (26, 776698492), (38, 531425284), (52, 388349246), (76, 265712642), (104, 194174623), (152, 132856321), (247, 81757736), (494, 40878868), (988, 20439434), (1976, 10219717), (2203, 9166664), (4406, 4583332), (4639, 4353128), (8812, 2291666), (9278, 2176564), (17624, 1145833), (18556, 1088282), (28639, 705128), (37112, 544141), (41857, 482456), (57278, 352564), (60307, 334856), (83714, 241228), (88141, 229112), (114556, 176282), (120614, 167428)]