2017828804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{21997}}^1$

素因数の和:22108

約数の個数: 48

約数和(自身を含む): 3991317120

約数和(自身を除く): 1973488316

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 71, 76, 142, 284, 323, 646, 1207, 1292, 1349, 2414, 2698, 4828, 5396, 21997, 22933, 43994, 45866, 87988, 91732, 373949, 417943, 747898, 835886, 1495796, 1561787, 1671772, 3123574, 6247148, 7105031, 14210062, 26550379, 28420124, 29673953, 53100758, 59347906, 106201516, 118695812, 504457201, 1008914402, 2017828804]

約数ペア:

[(1, 2017828804), (2, 1008914402), (4, 504457201), (17, 118695812), (19, 106201516), (34, 59347906), (38, 53100758), (68, 29673953), (71, 28420124), (76, 26550379), (142, 14210062), (284, 7105031), (323, 6247148), (646, 3123574), (1207, 1671772), (1292, 1561787), (1349, 1495796), (2414, 835886), (2698, 747898), (4828, 417943), (5396, 373949), (21997, 91732), (22933, 87988), (43994, 45866)]