2019778516

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1\times {\mathrm{2999}}^1$

素因数の和:3436

約数の個数: 48

約数和(自身を含む): 4112640000

約数和(自身を除く): 2092861484

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 359, 469, 718, 938, 1436, 1876, 2513, 2999, 5026, 5998, 10052, 11996, 20993, 24053, 41986, 48106, 83972, 96212, 168371, 200933, 336742, 401866, 673484, 803732, 1076641, 1406531, 2153282, 2813062, 4306564, 5626124, 7536487, 15072974, 30145948, 72134947, 144269894, 288539788, 504944629, 1009889258, 2019778516]

約数ペア:

[(1, 2019778516), (2, 1009889258), (4, 504944629), (7, 288539788), (14, 144269894), (28, 72134947), (67, 30145948), (134, 15072974), (268, 7536487), (359, 5626124), (469, 4306564), (718, 2813062), (938, 2153282), (1436, 1406531), (1876, 1076641), (2513, 803732), (2999, 673484), (5026, 401866), (5998, 336742), (10052, 200933), (11996, 168371), (20993, 96212), (24053, 83972), (41986, 48106)]