20112556428

素因数分解:

$2^2\times 3^2\times {\mathrm{223}}^1\times {\mathrm{2505301}}^1$

素因数の和:2505534

約数の個数: 36

約数和(自身を含む): 51068075968

約数和(自身を除く): 30955519540

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 223, 446, 669, 892, 1338, 2007, 2676, 4014, 8028, 2505301, 5010602, 7515903, 10021204, 15031806, 22547709, 30063612, 45095418, 90190836, 558682123, 1117364246, 1676046369, 2234728492, 3352092738, 5028139107, 6704185476, 10056278214, 20112556428]

約数ペア:

[(1, 20112556428), (2, 10056278214), (3, 6704185476), (4, 5028139107), (6, 3352092738), (9, 2234728492), (12, 1676046369), (18, 1117364246), (36, 558682123), (223, 90190836), (446, 45095418), (669, 30063612), (892, 22547709), (1338, 15031806), (2007, 10021204), (2676, 7515903), (4014, 5010602), (8028, 2505301)]