19068225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{797}}^1$

素因数の和:850

約数の個数: 48

約数和(自身を含む): 35622720

約数和(自身を除く): 16554495

約数列:

[1, 3, 5, 11, 15, 25, 29, 33, 55, 75, 87, 145, 165, 275, 319, 435, 725, 797, 825, 957, 1595, 2175, 2391, 3985, 4785, 7975, 8767, 11955, 19925, 23113, 23925, 26301, 43835, 59775, 69339, 115565, 131505, 219175, 254243, 346695, 577825, 657525, 762729, 1271215, 1733475, 3813645, 6356075, 19068225]

約数ペア:

[(1, 19068225), (3, 6356075), (5, 3813645), (11, 1733475), (15, 1271215), (25, 762729), (29, 657525), (33, 577825), (55, 346695), (75, 254243), (87, 219175), (145, 131505), (165, 115565), (275, 69339), (319, 59775), (435, 43835), (725, 26301), (797, 23925), (825, 23113), (957, 19925), (1595, 11955), (2175, 8767), (2391, 7975), (3985, 4785)]