1990397772

素因数分解:

$2^2\times 3^4\times {\mathrm{11}}^1\times {\mathrm{558473}}^1$

素因数の和:558500

約数の個数: 60

約数和(自身を含む): 5676329736

約数和(自身を除く): 3685931964

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 297, 324, 396, 594, 891, 1188, 1782, 3564, 558473, 1116946, 1675419, 2233892, 3350838, 5026257, 6143203, 6701676, 10052514, 12286406, 15078771, 18429609, 20105028, 24572812, 30157542, 36859218, 45236313, 55288827, 60315084, 73718436, 90472626, 110577654, 165866481, 180945252, 221155308, 331732962, 497599443, 663465924, 995198886, 1990397772]

約数ペア:

[(1, 1990397772), (2, 995198886), (3, 663465924), (4, 497599443), (6, 331732962), (9, 221155308), (11, 180945252), (12, 165866481), (18, 110577654), (22, 90472626), (27, 73718436), (33, 60315084), (36, 55288827), (44, 45236313), (54, 36859218), (66, 30157542), (81, 24572812), (99, 20105028), (108, 18429609), (132, 15078771), (162, 12286406), (198, 10052514), (297, 6701676), (324, 6143203), (396, 5026257), (594, 3350838), (891, 2233892), (1188, 1675419), (1782, 1116946), (3564, 558473)]