201912018003

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{37205089}}^1$

素因数の和:37205168

約数の個数: 20

約数和(自身を含む): 306123480520

約数和(自身を除く): 104211462517

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 37205089, 111615267, 334845801, 1004537403, 2492740963, 3013612209, 7478222889, 22434668667, 67304006001, 201912018003]

約数ペア:

[(1, 201912018003), (3, 67304006001), (9, 22434668667), (27, 7478222889), (67, 3013612209), (81, 2492740963), (201, 1004537403), (603, 334845801), (1809, 111615267), (5427, 37205089)]