18523880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{27241}}^1$

素因数の和:27269

約数の個数: 32

約数和(自身を含む): 44132040

約数和(自身を除く): 25608160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 27241, 54482, 108964, 136205, 217928, 272410, 463097, 544820, 926194, 1089640, 1852388, 2315485, 3704776, 4630970, 9261940, 18523880]

約数ペア:

[(1, 18523880), (2, 9261940), (4, 4630970), (5, 3704776), (8, 2315485), (10, 1852388), (17, 1089640), (20, 926194), (34, 544820), (40, 463097), (68, 272410), (85, 217928), (136, 136205), (170, 108964), (340, 54482), (680, 27241)]