18155604

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 44041088

約数和(自身を除く): 25885484

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 103, 111, 148, 206, 222, 309, 397, 412, 444, 618, 794, 1191, 1236, 1588, 2382, 3811, 4764, 7622, 11433, 14689, 15244, 22866, 29378, 40891, 44067, 45732, 58756, 81782, 88134, 122673, 163564, 176268, 245346, 490692, 1512967, 3025934, 4538901, 6051868, 9077802, 18155604]

約数ペア:

[(1, 18155604), (2, 9077802), (3, 6051868), (4, 4538901), (6, 3025934), (12, 1512967), (37, 490692), (74, 245346), (103, 176268), (111, 163564), (148, 122673), (206, 88134), (222, 81782), (309, 58756), (397, 45732), (412, 44067), (444, 40891), (618, 29378), (794, 22866), (1191, 15244), (1236, 14689), (1588, 11433), (2382, 7622), (3811, 4764)]