20079735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{89}}^2$

素因数の和:212

約数の個数: 36

約数和(自身を含む): 35184312

約数和(自身を除く): 15104577

約数列:

[1, 3, 5, 13, 15, 39, 65, 89, 169, 195, 267, 445, 507, 845, 1157, 1335, 2535, 3471, 5785, 7921, 15041, 17355, 23763, 39605, 45123, 75205, 102973, 118815, 225615, 308919, 514865, 1338649, 1544595, 4015947, 6693245, 20079735]

約数ペア:

[(1, 20079735), (3, 6693245), (5, 4015947), (13, 1544595), (15, 1338649), (39, 514865), (65, 308919), (89, 225615), (169, 118815), (195, 102973), (267, 75205), (445, 45123), (507, 39605), (845, 23763), (1157, 17355), (1335, 15041), (2535, 7921), (3471, 5785)]