18936984

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{6521}}^1$

素因数の和:6552

約数の個数: 48

約数和(自身を含む): 52045560

約数和(自身を除く): 33108576

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 242, 264, 363, 484, 726, 968, 1452, 2904, 6521, 13042, 19563, 26084, 39126, 52168, 71731, 78252, 143462, 156504, 215193, 286924, 430386, 573848, 789041, 860772, 1578082, 1721544, 2367123, 3156164, 4734246, 6312328, 9468492, 18936984]

約数ペア:

[(1, 18936984), (2, 9468492), (3, 6312328), (4, 4734246), (6, 3156164), (8, 2367123), (11, 1721544), (12, 1578082), (22, 860772), (24, 789041), (33, 573848), (44, 430386), (66, 286924), (88, 215193), (121, 156504), (132, 143462), (242, 78252), (264, 71731), (363, 52168), (484, 39126), (726, 26084), (968, 19563), (1452, 13042), (2904, 6521)]