19793674

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:234

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12139766

約数列:

[1, 2, 43, 47, 59, 83, 86, 94, 118, 166, 2021, 2537, 2773, 3569, 3901, 4042, 4897, 5074, 5546, 7138, 7802, 9794, 119239, 167743, 210571, 230159, 238478, 335486, 421142, 460318, 9896837, 19793674]

約数ペア:

[(1, 19793674), (2, 9896837), (43, 460318), (47, 421142), (59, 335486), (83, 238478), (86, 230159), (94, 210571), (118, 167743), (166, 119239), (2021, 9794), (2537, 7802), (2773, 7138), (3569, 5546), (3901, 5074), (4042, 4897)]