20189096912

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3906559}}^1$

素因数の和:3906603

約数の個数: 40

約数和(自身を含む): 43597209600

約数和(自身を除く): 23408112688

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 3906559, 7813118, 15626236, 31252472, 62504944, 66411503, 74224621, 132823006, 148449242, 265646012, 296898484, 531292024, 593796968, 1062584048, 1187593936, 1261818557, 2523637114, 5047274228, 10094548456, 20189096912]

約数ペア:

[(1, 20189096912), (2, 10094548456), (4, 5047274228), (8, 2523637114), (16, 1261818557), (17, 1187593936), (19, 1062584048), (34, 593796968), (38, 531292024), (68, 296898484), (76, 265646012), (136, 148449242), (152, 132823006), (272, 74224621), (304, 66411503), (323, 62504944), (646, 31252472), (1292, 15626236), (2584, 7813118), (5168, 3906559)]