18972182529

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{1223}}^1\times {\mathrm{33797}}^1$

素因数の和:35046

約数の個数: 32

約数和(自身を含む): 29785501440

約数和(自身を除く): 10813318911

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 1223, 3669, 11007, 20791, 33021, 33797, 62373, 101391, 187119, 304173, 561357, 574549, 912519, 1723647, 5170941, 15512823, 41333731, 124001193, 372003579, 702673427, 1116010737, 2108020281, 6324060843, 18972182529]

約数ペア:

[(1, 18972182529), (3, 6324060843), (9, 2108020281), (17, 1116010737), (27, 702673427), (51, 372003579), (153, 124001193), (459, 41333731), (1223, 15512823), (3669, 5170941), (11007, 1723647), (20791, 912519), (33021, 574549), (33797, 561357), (62373, 304173), (101391, 187119)]