20988896535

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4751}}^1\times {\mathrm{5167}}^1$

素因数の和:9948

約数の個数: 48

約数和(自身を含む): 38311004160

約数和(自身を除く): 17322107625

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 855, 4751, 5167, 14253, 15501, 23755, 25835, 42759, 46503, 71265, 77505, 90269, 98173, 213795, 232515, 270807, 294519, 451345, 490865, 812421, 883557, 1354035, 1472595, 4062105, 4417785, 24548417, 73645251, 122742085, 220935753, 368226255, 466419923, 1104678765, 1399259769, 2332099615, 4197779307, 6996298845, 20988896535]

約数ペア:

[(1, 20988896535), (3, 6996298845), (5, 4197779307), (9, 2332099615), (15, 1399259769), (19, 1104678765), (45, 466419923), (57, 368226255), (95, 220935753), (171, 122742085), (285, 73645251), (855, 24548417), (4751, 4417785), (5167, 4062105), (14253, 1472595), (15501, 1354035), (23755, 883557), (25835, 812421), (42759, 490865), (46503, 451345), (71265, 294519), (77505, 270807), (90269, 232515), (98173, 213795)]