20196044908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{125407}}^1$

素因数の和:125606

約数の個数: 48

約数和(自身を含む): 40311147520

約数和(自身を除く): 20115102612

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 163, 247, 326, 494, 652, 988, 2119, 3097, 4238, 6194, 8476, 12388, 40261, 80522, 125407, 161044, 250814, 501628, 1630291, 2382733, 3260582, 4765466, 6521164, 9530932, 20441341, 30975529, 40882682, 61951058, 81765364, 123902116, 265737433, 388385479, 531474866, 776770958, 1062949732, 1553541916, 5049011227, 10098022454, 20196044908]

約数ペア:

[(1, 20196044908), (2, 10098022454), (4, 5049011227), (13, 1553541916), (19, 1062949732), (26, 776770958), (38, 531474866), (52, 388385479), (76, 265737433), (163, 123902116), (247, 81765364), (326, 61951058), (494, 40882682), (652, 30975529), (988, 20441341), (2119, 9530932), (3097, 6521164), (4238, 4765466), (6194, 3260582), (8476, 2382733), (12388, 1630291), (40261, 501628), (80522, 250814), (125407, 161044)]