18740890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{267727}}^1$

素因数の和:267741

約数の個数: 16

約数和(自身を含む): 38552832

約数和(自身を除く): 19811942

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 267727, 535454, 1338635, 1874089, 2677270, 3748178, 9370445, 18740890]

約数ペア:

[(1, 18740890), (2, 9370445), (5, 3748178), (7, 2677270), (10, 1874089), (14, 1338635), (35, 535454), (70, 267727)]