20723626

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3637}}^1$

素因数の和:3694

約数の個数: 32

約数和(自身を含む): 39814272

約数和(自身を除く): 19090646

約数列:

[1, 2, 7, 11, 14, 22, 37, 74, 77, 154, 259, 407, 518, 814, 2849, 3637, 5698, 7274, 25459, 40007, 50918, 80014, 134569, 269138, 280049, 560098, 941983, 1480259, 1883966, 2960518, 10361813, 20723626]

約数ペア:

[(1, 20723626), (2, 10361813), (7, 2960518), (11, 1883966), (14, 1480259), (22, 941983), (37, 560098), (74, 280049), (77, 269138), (154, 134569), (259, 80014), (407, 50918), (518, 40007), (814, 25459), (2849, 7274), (3637, 5698)]