20727846

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{8167}}^1$

素因数の和:8225

約数の個数: 32

約数和(自身を含む): 47047680

約数和(自身を除く): 26319834

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 282, 423, 846, 1269, 2538, 8167, 16334, 24501, 49002, 73503, 147006, 220509, 383849, 441018, 767698, 1151547, 2303094, 3454641, 6909282, 10363923, 20727846]

約数ペア:

[(1, 20727846), (2, 10363923), (3, 6909282), (6, 3454641), (9, 2303094), (18, 1151547), (27, 767698), (47, 441018), (54, 383849), (94, 220509), (141, 147006), (282, 73503), (423, 49002), (846, 24501), (1269, 16334), (2538, 8167)]