20163555477

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{2521}}^1\times {\mathrm{22787}}^1$

素因数の和:25330

約数の個数: 32

約数和(自身を含む): 32183948160

約数和(自身を除く): 12020392683

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 2521, 7563, 22689, 22787, 32773, 68067, 68361, 98319, 205083, 294957, 296231, 615249, 884871, 888693, 2666079, 7998237, 57446027, 172338081, 517014243, 746798351, 1551042729, 2240395053, 6721185159, 20163555477]

約数ペア:

[(1, 20163555477), (3, 6721185159), (9, 2240395053), (13, 1551042729), (27, 746798351), (39, 517014243), (117, 172338081), (351, 57446027), (2521, 7998237), (7563, 2666079), (22689, 888693), (22787, 884871), (32773, 615249), (68067, 296231), (68361, 294957), (98319, 205083)]