18881748

素因数分解:

$2^2\times 3^4\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:694

約数の個数: 60

約数和(自身を含む): 49935732

約数和(自身を除く): 31053984

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 101, 108, 162, 202, 303, 324, 404, 577, 606, 909, 1154, 1212, 1731, 1818, 2308, 2727, 3462, 3636, 5193, 5454, 6924, 8181, 10386, 10908, 15579, 16362, 20772, 31158, 32724, 46737, 58277, 62316, 93474, 116554, 174831, 186948, 233108, 349662, 524493, 699324, 1048986, 1573479, 2097972, 3146958, 4720437, 6293916, 9440874, 18881748]

約数ペア:

[(1, 18881748), (2, 9440874), (3, 6293916), (4, 4720437), (6, 3146958), (9, 2097972), (12, 1573479), (18, 1048986), (27, 699324), (36, 524493), (54, 349662), (81, 233108), (101, 186948), (108, 174831), (162, 116554), (202, 93474), (303, 62316), (324, 58277), (404, 46737), (577, 32724), (606, 31158), (909, 20772), (1154, 16362), (1212, 15579), (1731, 10908), (1818, 10386), (2308, 8181), (2727, 6924), (3462, 5454), (3636, 5193)]