12861999790

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1619}}^1\times {\mathrm{16903}}^1$

素因数の和:18576

約数の個数: 32

約数和(自身を含む): 23660190720

約数和(自身を除く): 10798190930

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 1619, 3238, 8095, 16190, 16903, 33806, 76093, 84515, 152186, 169030, 380465, 760930, 794441, 1588882, 3972205, 7944410, 27365957, 54731914, 136829785, 273659570, 1286199979, 2572399958, 6430999895, 12861999790]

約数ペア:

[(1, 12861999790), (2, 6430999895), (5, 2572399958), (10, 1286199979), (47, 273659570), (94, 136829785), (235, 54731914), (470, 27365957), (1619, 7944410), (3238, 3972205), (8095, 1588882), (16190, 794441), (16903, 760930), (33806, 380465), (76093, 169030), (84515, 152186)]