18394994

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{751}}^1$

素因数の和:1121

約数の個数: 16

約数和(自身を含む): 28461696

約数和(自身を除く): 10066702

約数列:

[1, 2, 37, 74, 331, 662, 751, 1502, 12247, 24494, 27787, 55574, 248581, 497162, 9197497, 18394994]

約数ペア:

[(1, 18394994), (2, 9197497), (37, 497162), (74, 248581), (331, 55574), (662, 27787), (751, 24494), (1502, 12247)]