20281896

素因数分解:

$2^3\times 3^2\times {\mathrm{43}}^1\times {\mathrm{6551}}^1$

素因数の和:6606

約数の個数: 48

約数和(自身を含む): 56216160

約数和(自身を除く): 35934264

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 43, 72, 86, 129, 172, 258, 344, 387, 516, 774, 1032, 1548, 3096, 6551, 13102, 19653, 26204, 39306, 52408, 58959, 78612, 117918, 157224, 235836, 281693, 471672, 563386, 845079, 1126772, 1690158, 2253544, 2535237, 3380316, 5070474, 6760632, 10140948, 20281896]

約数ペア:

[(1, 20281896), (2, 10140948), (3, 6760632), (4, 5070474), (6, 3380316), (8, 2535237), (9, 2253544), (12, 1690158), (18, 1126772), (24, 845079), (36, 563386), (43, 471672), (72, 281693), (86, 235836), (129, 157224), (172, 117918), (258, 78612), (344, 58959), (387, 52408), (516, 39306), (774, 26204), (1032, 19653), (1548, 13102), (3096, 6551)]