18918618

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2749}}^1$

素因数の和:2822

約数の個数: 32

約数和(自身を含む): 40128000

約数和(自身を除く): 21209382

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 1147, 2294, 2749, 3441, 5498, 6882, 8247, 16494, 85219, 101713, 170438, 203426, 255657, 305139, 511314, 610278, 3153103, 6306206, 9459309, 18918618]

約数ペア:

[(1, 18918618), (2, 9459309), (3, 6306206), (6, 3153103), (31, 610278), (37, 511314), (62, 305139), (74, 255657), (93, 203426), (111, 170438), (186, 101713), (222, 85219), (1147, 16494), (2294, 8247), (2749, 6882), (3441, 5498)]