18713898

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7817}}^1$

素因数の和:7851

約数の個数: 48

約数和(自身を含む): 48784320

約数和(自身を除く): 30070422

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 7817, 15634, 23451, 46902, 54719, 70353, 109438, 140706, 148523, 164157, 297046, 328314, 445569, 492471, 891138, 984942, 1039661, 1336707, 2079322, 2673414, 3118983, 6237966, 9356949, 18713898]

約数ペア:

[(1, 18713898), (2, 9356949), (3, 6237966), (6, 3118983), (7, 2673414), (9, 2079322), (14, 1336707), (18, 1039661), (19, 984942), (21, 891138), (38, 492471), (42, 445569), (57, 328314), (63, 297046), (114, 164157), (126, 148523), (133, 140706), (171, 109438), (266, 70353), (342, 54719), (399, 46902), (798, 23451), (1197, 15634), (2394, 7817)]