20414096

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:351

約数の個数: 40

約数和(自身を含む): 40726560

約数和(自身を除く): 20312464

約数列:

[1, 2, 4, 8, 16, 67, 134, 137, 139, 268, 274, 278, 536, 548, 556, 1072, 1096, 1112, 2192, 2224, 9179, 9313, 18358, 18626, 19043, 36716, 37252, 38086, 73432, 74504, 76172, 146864, 149008, 152344, 304688, 1275881, 2551762, 5103524, 10207048, 20414096]

約数ペア:

[(1, 20414096), (2, 10207048), (4, 5103524), (8, 2551762), (16, 1275881), (67, 304688), (134, 152344), (137, 149008), (139, 146864), (268, 76172), (274, 74504), (278, 73432), (536, 38086), (548, 37252), (556, 36716), (1072, 19043), (1096, 18626), (1112, 18358), (2192, 9313), (2224, 9179)]