19137804

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1663}}^1$

素因数の和:1814

約数の個数: 48

約数和(自身を含む): 51437568

約数和(自身を除く): 32299764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1663, 1918, 2877, 3326, 3836, 4989, 5754, 6652, 9978, 11508, 11641, 19956, 23282, 34923, 46564, 69846, 139692, 227831, 455662, 683493, 911324, 1366986, 1594817, 2733972, 3189634, 4784451, 6379268, 9568902, 19137804]

約数ペア:

[(1, 19137804), (2, 9568902), (3, 6379268), (4, 4784451), (6, 3189634), (7, 2733972), (12, 1594817), (14, 1366986), (21, 911324), (28, 683493), (42, 455662), (84, 227831), (137, 139692), (274, 69846), (411, 46564), (548, 34923), (822, 23282), (959, 19956), (1644, 11641), (1663, 11508), (1918, 9978), (2877, 6652), (3326, 5754), (3836, 4989)]