19697246

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1$

素因数の和:296

約数の個数: 32

約数和(自身を含む): 32306688

約数和(自身を除く): 12609442

約数列:

[1, 2, 23, 37, 46, 71, 74, 142, 163, 326, 851, 1633, 1702, 2627, 3266, 3749, 5254, 6031, 7498, 11573, 12062, 23146, 60421, 120842, 138713, 266179, 277426, 428201, 532358, 856402, 9848623, 19697246]

約数ペア:

[(1, 19697246), (2, 9848623), (23, 856402), (37, 532358), (46, 428201), (71, 277426), (74, 266179), (142, 138713), (163, 120842), (326, 60421), (851, 23146), (1633, 12062), (1702, 11573), (2627, 7498), (3266, 6031), (3749, 5254)]