20927538

素因数分解:

$2^1\times 3^3\times {\mathrm{373}}^1\times {\mathrm{1039}}^1$

素因数の和:1423

約数の個数: 32

約数和(自身を含む): 46675200

約数和(自身を除く): 25747662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 373, 746, 1039, 1119, 2078, 2238, 3117, 3357, 6234, 6714, 9351, 10071, 18702, 20142, 28053, 56106, 387547, 775094, 1162641, 2325282, 3487923, 6975846, 10463769, 20927538]

約数ペア:

[(1, 20927538), (2, 10463769), (3, 6975846), (6, 3487923), (9, 2325282), (18, 1162641), (27, 775094), (54, 387547), (373, 56106), (746, 28053), (1039, 20142), (1119, 18702), (2078, 10071), (2238, 9351), (3117, 6714), (3357, 6234)]