20145544

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{887}}^1$

素因数の和:1077

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 20134136

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 887, 1336, 1774, 2839, 3548, 5678, 7096, 11356, 15079, 22712, 30158, 60316, 120632, 148129, 296258, 592516, 1185032, 2518193, 5036386, 10072772, 20145544]

約数ペア:

[(1, 20145544), (2, 10072772), (4, 5036386), (8, 2518193), (17, 1185032), (34, 592516), (68, 296258), (136, 148129), (167, 120632), (334, 60316), (668, 30158), (887, 22712), (1336, 15079), (1774, 11356), (2839, 7096), (3548, 5678)]