20095533

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 31781376

約数和(自身を除く): 11685843

約数列:

[1, 3, 9, 27, 31, 53, 81, 93, 151, 159, 279, 453, 477, 837, 1359, 1431, 1643, 2511, 4077, 4293, 4681, 4929, 8003, 12231, 14043, 14787, 24009, 42129, 44361, 72027, 126387, 133083, 216081, 248093, 379161, 648243, 744279, 2232837, 6698511, 20095533]

約数ペア:

[(1, 20095533), (3, 6698511), (9, 2232837), (27, 744279), (31, 648243), (53, 379161), (81, 248093), (93, 216081), (151, 133083), (159, 126387), (279, 72027), (453, 44361), (477, 42129), (837, 24009), (1359, 14787), (1431, 14043), (1643, 12231), (2511, 8003), (4077, 4929), (4293, 4681)]