20386902

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2549}}^1$

素因数の和:2628

約数の個数: 32

約数和(自身を含む): 43084800

約数和(自身を除く): 22697898

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 1333, 2549, 2666, 3999, 5098, 7647, 7998, 15294, 79019, 109607, 158038, 219214, 237057, 328821, 474114, 657642, 3397817, 6795634, 10193451, 20386902]

約数ペア:

[(1, 20386902), (2, 10193451), (3, 6795634), (6, 3397817), (31, 657642), (43, 474114), (62, 328821), (86, 237057), (93, 219214), (129, 158038), (186, 109607), (258, 79019), (1333, 15294), (2549, 7998), (2666, 7647), (3999, 5098)]