20391492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 52202304

約数和(自身を除く): 31810812

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 241, 482, 641, 723, 964, 1282, 1446, 1923, 2564, 2651, 2892, 3846, 5302, 7051, 7692, 7953, 10604, 14102, 15906, 21153, 28204, 31812, 42306, 84612, 154481, 308962, 463443, 617924, 926886, 1699291, 1853772, 3398582, 5097873, 6797164, 10195746, 20391492]

約数ペア:

[(1, 20391492), (2, 10195746), (3, 6797164), (4, 5097873), (6, 3398582), (11, 1853772), (12, 1699291), (22, 926886), (33, 617924), (44, 463443), (66, 308962), (132, 154481), (241, 84612), (482, 42306), (641, 31812), (723, 28204), (964, 21153), (1282, 15906), (1446, 14102), (1923, 10604), (2564, 7953), (2651, 7692), (2892, 7051), (3846, 5302)]