20165673897

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{24391}}^1$

素因数の和:24635

約数の個数: 40

約数和(自身を含む): 30812950080

約数和(自身を除く): 10647276183

約数列:

[1, 3, 9, 27, 59, 81, 173, 177, 519, 531, 1557, 1593, 4671, 4779, 10207, 14013, 24391, 30621, 73173, 91863, 219519, 275589, 658557, 826767, 1439069, 1975671, 4219643, 4317207, 12658929, 12951621, 37976787, 38854863, 113930361, 116564589, 248958937, 341791083, 746876811, 2240630433, 6721891299, 20165673897]

約数ペア:

[(1, 20165673897), (3, 6721891299), (9, 2240630433), (27, 746876811), (59, 341791083), (81, 248958937), (173, 116564589), (177, 113930361), (519, 38854863), (531, 37976787), (1557, 12951621), (1593, 12658929), (4671, 4317207), (4779, 4219643), (10207, 1975671), (14013, 1439069), (24391, 826767), (30621, 658557), (73173, 275589), (91863, 219519)]