20163195

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11489}}^1$

素因数の和:11516

約数の個数: 32

約数和(自身を含む): 38606400

約数和(自身を除く): 18443205

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 585, 1755, 11489, 34467, 57445, 103401, 149357, 172335, 310203, 448071, 517005, 746785, 1344213, 1551015, 2240355, 4032639, 6721065, 20163195]

約数ペア:

[(1, 20163195), (3, 6721065), (5, 4032639), (9, 2240355), (13, 1551015), (15, 1344213), (27, 746785), (39, 517005), (45, 448071), (65, 310203), (117, 172335), (135, 149357), (195, 103401), (351, 57445), (585, 34467), (1755, 11489)]