18954585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32401}}^1$

素因数の和:32425

約数の個数: 24

約数和(自身を含む): 35382984

約数和(自身を除く): 16428399

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 32401, 97203, 162005, 291609, 421213, 486015, 1263639, 1458045, 2106065, 3790917, 6318195, 18954585]

約数ペア:

[(1, 18954585), (3, 6318195), (5, 3790917), (9, 2106065), (13, 1458045), (15, 1263639), (39, 486015), (45, 421213), (65, 291609), (117, 162005), (195, 97203), (585, 32401)]