19528020018

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{860341}}^1$

素因数の和:860459

約数の個数: 48

約数和(自身を含む): 46035179736

約数和(自身を除く): 26507159718

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 97, 117, 194, 234, 291, 582, 873, 1261, 1746, 2522, 3783, 7566, 11349, 22698, 860341, 1720682, 2581023, 5162046, 7743069, 11184433, 15486138, 22368866, 33553299, 67106598, 83453077, 100659897, 166906154, 201319794, 250359231, 500718462, 751077693, 1084890001, 1502155386, 2169780002, 3254670003, 6509340006, 9764010009, 19528020018]

約数ペア:

[(1, 19528020018), (2, 9764010009), (3, 6509340006), (6, 3254670003), (9, 2169780002), (13, 1502155386), (18, 1084890001), (26, 751077693), (39, 500718462), (78, 250359231), (97, 201319794), (117, 166906154), (194, 100659897), (234, 83453077), (291, 67106598), (582, 33553299), (873, 22368866), (1261, 15486138), (1746, 11184433), (2522, 7743069), (3783, 5162046), (7566, 2581023), (11349, 1720682), (22698, 860341)]