12812488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{353}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 26019000

約数和(自身を除く): 13206512

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 353, 698, 706, 1396, 1412, 2792, 2824, 4537, 4589, 9074, 9178, 18148, 18356, 36296, 36712, 123197, 246394, 492788, 985576, 1601561, 3203122, 6406244, 12812488]

約数ペア:

[(1, 12812488), (2, 6406244), (4, 3203122), (8, 1601561), (13, 985576), (26, 492788), (52, 246394), (104, 123197), (349, 36712), (353, 36296), (698, 18356), (706, 18148), (1396, 9178), (1412, 9074), (2792, 4589), (2824, 4537)]