20077695

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:932

約数の個数: 48

約数和(自身を含む): 38817792

約数和(自身を除く): 18740097

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 47, 55, 99, 141, 165, 235, 423, 495, 517, 705, 863, 1551, 2115, 2585, 2589, 4315, 4653, 7755, 7767, 9493, 12945, 23265, 28479, 38835, 40561, 47465, 85437, 121683, 142395, 202805, 365049, 427185, 446171, 608415, 1338513, 1825245, 2230855, 4015539, 6692565, 20077695]

約数ペア:

[(1, 20077695), (3, 6692565), (5, 4015539), (9, 2230855), (11, 1825245), (15, 1338513), (33, 608415), (45, 446171), (47, 427185), (55, 365049), (99, 202805), (141, 142395), (165, 121683), (235, 85437), (423, 47465), (495, 40561), (517, 38835), (705, 28479), (863, 23265), (1551, 12945), (2115, 9493), (2585, 7767), (2589, 7755), (4315, 4653)]