20172666616

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{745369}}^1$

素因数の和:745591

約数の個数: 32

約数和(自身を含む): 40249980000

約数和(自身を除く): 20077313384

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 199, 398, 796, 1592, 3383, 6766, 13532, 27064, 745369, 1490738, 2981476, 5962952, 12671273, 25342546, 50685092, 101370184, 148328431, 296656862, 593313724, 1186627448, 2521583327, 5043166654, 10086333308, 20172666616]

約数ペア:

[(1, 20172666616), (2, 10086333308), (4, 5043166654), (8, 2521583327), (17, 1186627448), (34, 593313724), (68, 296656862), (136, 148328431), (199, 101370184), (398, 50685092), (796, 25342546), (1592, 12671273), (3383, 5962952), (6766, 2981476), (13532, 1490738), (27064, 745369)]