19674536

素因数分解:

$2^3\times 7^1\times {\mathrm{409}}^1\times {\mathrm{859}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 42312000

約数和(自身を除く): 22637464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 409, 818, 859, 1636, 1718, 2863, 3272, 3436, 5726, 6013, 6872, 11452, 12026, 22904, 24052, 48104, 351331, 702662, 1405324, 2459317, 2810648, 4918634, 9837268, 19674536]

約数ペア:

[(1, 19674536), (2, 9837268), (4, 4918634), (7, 2810648), (8, 2459317), (14, 1405324), (28, 702662), (56, 351331), (409, 48104), (818, 24052), (859, 22904), (1636, 12026), (1718, 11452), (2863, 6872), (3272, 6013), (3436, 5726)]