18106968

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:768

約数の個数: 64

約数和(自身を含む): 49921920

約数和(自身を除く): 31814952

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 107, 132, 214, 264, 321, 428, 641, 642, 856, 1177, 1282, 1284, 1923, 2354, 2564, 2568, 3531, 3846, 4708, 5128, 7051, 7062, 7692, 9416, 14102, 14124, 15384, 21153, 28204, 28248, 42306, 56408, 68587, 84612, 137174, 169224, 205761, 274348, 411522, 548696, 754457, 823044, 1508914, 1646088, 2263371, 3017828, 4526742, 6035656, 9053484, 18106968]

約数ペア:

[(1, 18106968), (2, 9053484), (3, 6035656), (4, 4526742), (6, 3017828), (8, 2263371), (11, 1646088), (12, 1508914), (22, 823044), (24, 754457), (33, 548696), (44, 411522), (66, 274348), (88, 205761), (107, 169224), (132, 137174), (214, 84612), (264, 68587), (321, 56408), (428, 42306), (641, 28248), (642, 28204), (856, 21153), (1177, 15384), (1282, 14124), (1284, 14102), (1923, 9416), (2354, 7692), (2564, 7062), (2568, 7051), (3531, 5128), (3846, 4708)]