12781384

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20749}}^1$

素因数の和:20773

約数の個数: 32

約数和(自身を含む): 29880000

約数和(自身を除く): 17098616

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 20749, 41498, 82996, 145243, 165992, 228239, 290486, 456478, 580972, 912956, 1161944, 1597673, 1825912, 3195346, 6390692, 12781384]

約数ペア:

[(1, 12781384), (2, 6390692), (4, 3195346), (7, 1825912), (8, 1597673), (11, 1161944), (14, 912956), (22, 580972), (28, 456478), (44, 290486), (56, 228239), (77, 165992), (88, 145243), (154, 82996), (308, 41498), (616, 20749)]