18922778

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19037}}^1$

素因数の和:19117

約数の個数: 16

約数和(自身を含む): 32897664

約数和(自身を除く): 13974886

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 19037, 38074, 133259, 266518, 1351627, 2703254, 9461389, 18922778]

約数ペア:

[(1, 18922778), (2, 9461389), (7, 2703254), (14, 1351627), (71, 266518), (142, 133259), (497, 38074), (994, 19037)]