18826278

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{421}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 39195360

約数和(自身を除く): 20369082

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 257, 421, 514, 771, 842, 1263, 1542, 2526, 7453, 12209, 14906, 22359, 24418, 36627, 44718, 73254, 108197, 216394, 324591, 649182, 3137713, 6275426, 9413139, 18826278]

約数ペア:

[(1, 18826278), (2, 9413139), (3, 6275426), (6, 3137713), (29, 649182), (58, 324591), (87, 216394), (174, 108197), (257, 73254), (421, 44718), (514, 36627), (771, 24418), (842, 22359), (1263, 14906), (1542, 12209), (2526, 7453)]