19308870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30649}}^1$

素因数の和:30669

約数の個数: 48

約数和(自身を含む): 57376800

約数和(自身を除く): 38067930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30649, 61298, 91947, 153245, 183894, 214543, 275841, 306490, 429086, 459735, 551682, 643629, 919470, 1072715, 1287258, 1379205, 1930887, 2145430, 2758410, 3218145, 3861774, 6436290, 9654435, 19308870]

約数ペア:

[(1, 19308870), (2, 9654435), (3, 6436290), (5, 3861774), (6, 3218145), (7, 2758410), (9, 2145430), (10, 1930887), (14, 1379205), (15, 1287258), (18, 1072715), (21, 919470), (30, 643629), (35, 551682), (42, 459735), (45, 429086), (63, 306490), (70, 275841), (90, 214543), (105, 183894), (126, 153245), (210, 91947), (315, 61298), (630, 30649)]