16401938

素因数分解:

$2^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1427}}^1$

素因数の和:2257

約数の個数: 16

約数和(自身を含む): 28171584

約数和(自身を除く): 11769646

約数列:

[1, 2, 7, 14, 821, 1427, 1642, 2854, 5747, 9989, 11494, 19978, 1171567, 2343134, 8200969, 16401938]

約数ペア:

[(1, 16401938), (2, 8200969), (7, 2343134), (14, 1171567), (821, 19978), (1427, 11494), (1642, 9989), (2854, 5747)]