20121817845

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{414157}}^1$

素因数の和:414285

約数の個数: 32

約数和(自身を含む): 33397701120

約数和(自身を除く): 13275883275

約数列:

[1, 3, 5, 15, 41, 79, 123, 205, 237, 395, 615, 1185, 3239, 9717, 16195, 48585, 414157, 1242471, 2070785, 6212355, 16980437, 32718403, 50941311, 84902185, 98155209, 163592015, 254706555, 490776045, 1341454523, 4024363569, 6707272615, 20121817845]

約数ペア:

[(1, 20121817845), (3, 6707272615), (5, 4024363569), (15, 1341454523), (41, 490776045), (79, 254706555), (123, 163592015), (205, 98155209), (237, 84902185), (395, 50941311), (615, 32718403), (1185, 16980437), (3239, 6212355), (9717, 2070785), (16195, 1242471), (48585, 414157)]