18607520

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6841}}^1$

素因数の和:6873

約数の個数: 48

約数和(自身を含む): 46552968

約数和(自身を除く): 27945448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 6841, 13682, 27364, 34205, 54728, 68410, 109456, 116297, 136820, 218912, 232594, 273640, 465188, 547280, 581485, 930376, 1094560, 1162970, 1860752, 2325940, 3721504, 4651880, 9303760, 18607520]

約数ペア:

[(1, 18607520), (2, 9303760), (4, 4651880), (5, 3721504), (8, 2325940), (10, 1860752), (16, 1162970), (17, 1094560), (20, 930376), (32, 581485), (34, 547280), (40, 465188), (68, 273640), (80, 232594), (85, 218912), (136, 136820), (160, 116297), (170, 109456), (272, 68410), (340, 54728), (544, 34205), (680, 27364), (1360, 13682), (2720, 6841)]