20686782

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2297}}^1$

素因数の和:2400

約数の個数: 32

約数和(自身を含む): 44121600

約数和(自身を除く): 23434818

約数列:

[1, 2, 3, 6, 19, 38, 57, 79, 114, 158, 237, 474, 1501, 2297, 3002, 4503, 4594, 6891, 9006, 13782, 43643, 87286, 130929, 181463, 261858, 362926, 544389, 1088778, 3447797, 6895594, 10343391, 20686782]

約数ペア:

[(1, 20686782), (2, 10343391), (3, 6895594), (6, 3447797), (19, 1088778), (38, 544389), (57, 362926), (79, 261858), (114, 181463), (158, 130929), (237, 87286), (474, 43643), (1501, 13782), (2297, 9006), (3002, 6891), (4503, 4594)]