20163460696

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1\times {\mathrm{4549}}^1$

素因数の和:4940

約数の個数: 64

約数和(自身を含む): 39809952000

約数和(自身を除く): 19646491304

約数列:

[1, 2, 4, 8, 31, 61, 62, 122, 124, 244, 248, 293, 488, 586, 1172, 1891, 2344, 3782, 4549, 7564, 9083, 9098, 15128, 17873, 18166, 18196, 35746, 36332, 36392, 71492, 72664, 141019, 142984, 277489, 282038, 554063, 554978, 564076, 1108126, 1109956, 1128152, 1332857, 2216252, 2219912, 2665714, 4432504, 5331428, 8602159, 10662856, 17204318, 34408636, 41318567, 68817272, 81304277, 82637134, 162608554, 165274268, 325217108, 330548536, 650434216, 2520432587, 5040865174, 10081730348, 20163460696]

約数ペア:

[(1, 20163460696), (2, 10081730348), (4, 5040865174), (8, 2520432587), (31, 650434216), (61, 330548536), (62, 325217108), (122, 165274268), (124, 162608554), (244, 82637134), (248, 81304277), (293, 68817272), (488, 41318567), (586, 34408636), (1172, 17204318), (1891, 10662856), (2344, 8602159), (3782, 5331428), (4549, 4432504), (7564, 2665714), (9083, 2219912), (9098, 2216252), (15128, 1332857), (17873, 1128152), (18166, 1109956), (18196, 1108126), (35746, 564076), (36332, 554978), (36392, 554063), (71492, 282038), (72664, 277489), (141019, 142984)]