197940128

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{150869}}^1$

素因数の和:150920

約数の個数: 24

約数和(自身を含む): 399202020

約数和(自身を除く): 201261892

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 150869, 301738, 603476, 1206952, 2413904, 4827808, 6185629, 12371258, 24742516, 49485032, 98970064, 197940128]

約数ペア:

[(1, 197940128), (2, 98970064), (4, 49485032), (8, 24742516), (16, 12371258), (32, 6185629), (41, 4827808), (82, 2413904), (164, 1206952), (328, 603476), (656, 301738), (1312, 150869)]