18688472

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{212369}}^1$

素因数の和:212386

約数の個数: 16

約数和(自身を含む): 38226600

約数和(自身を除く): 19538128

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 212369, 424738, 849476, 1698952, 2336059, 4672118, 9344236, 18688472]

約数ペア:

[(1, 18688472), (2, 9344236), (4, 4672118), (8, 2336059), (11, 1698952), (22, 849476), (44, 424738), (88, 212369)]