20575455

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{2593}}^1$

素因数の和:2647

約数の個数: 24

約数和(自身を含む): 34427568

約数和(自身を除く): 13852113

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 529, 1587, 2593, 2645, 7779, 7935, 12965, 38895, 59639, 178917, 298195, 894585, 1371697, 4115091, 6858485, 20575455]

約数ペア:

[(1, 20575455), (3, 6858485), (5, 4115091), (15, 1371697), (23, 894585), (69, 298195), (115, 178917), (345, 59639), (529, 38895), (1587, 12965), (2593, 7935), (2645, 7779)]