18078008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{173827}}^1$

素因数の和:173846

約数の個数: 16

約数和(自身を含む): 36503880

約数和(自身を除く): 18425872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 173827, 347654, 695308, 1390616, 2259751, 4519502, 9039004, 18078008]

約数ペア:

[(1, 18078008), (2, 9039004), (4, 4519502), (8, 2259751), (13, 1390616), (26, 695308), (52, 347654), (104, 173827)]