19629675

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2237}}^1$

素因数の和:2269

約数の個数: 48

約数和(自身を含む): 38851680

約数和(自身を除く): 19222005

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 135, 195, 225, 325, 351, 585, 675, 975, 1755, 2237, 2925, 6711, 8775, 11185, 20133, 29081, 33555, 55925, 60399, 87243, 100665, 145405, 167775, 261729, 301995, 436215, 503325, 727025, 785187, 1308645, 1509975, 2181075, 3925935, 6543225, 19629675]

約数ペア:

[(1, 19629675), (3, 6543225), (5, 3925935), (9, 2181075), (13, 1509975), (15, 1308645), (25, 785187), (27, 727025), (39, 503325), (45, 436215), (65, 301995), (75, 261729), (117, 167775), (135, 145405), (195, 100665), (225, 87243), (325, 60399), (351, 55925), (585, 33555), (675, 29081), (975, 20133), (1755, 11185), (2237, 8775), (2925, 6711)]