18981396

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{75323}}^1$

素因数の和:75340

約数の個数: 36

約数和(自身を含む): 54835872

約数和(自身を除く): 35854476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 75323, 150646, 225969, 301292, 451938, 527261, 677907, 903876, 1054522, 1355814, 1581783, 2109044, 2711628, 3163566, 4745349, 6327132, 9490698, 18981396]

約数ペア:

[(1, 18981396), (2, 9490698), (3, 6327132), (4, 4745349), (6, 3163566), (7, 2711628), (9, 2109044), (12, 1581783), (14, 1355814), (18, 1054522), (21, 903876), (28, 677907), (36, 527261), (42, 451938), (63, 301292), (84, 225969), (126, 150646), (252, 75323)]