20019216

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{59581}}^1$

素因数の和:59599

約数の個数: 40

約数和(自身を含む): 59105344

約数和(自身を除く): 39086128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 59581, 119162, 178743, 238324, 357486, 417067, 476648, 714972, 834134, 953296, 1251201, 1429944, 1668268, 2502402, 2859888, 3336536, 5004804, 6673072, 10009608, 20019216]

約数ペア:

[(1, 20019216), (2, 10009608), (3, 6673072), (4, 5004804), (6, 3336536), (7, 2859888), (8, 2502402), (12, 1668268), (14, 1429944), (16, 1251201), (21, 953296), (24, 834134), (28, 714972), (42, 476648), (48, 417067), (56, 357486), (84, 238324), (112, 178743), (168, 119162), (336, 59581)]