12968008

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 26524800

約数和(自身を除く): 13556792

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 79, 136, 142, 158, 284, 289, 316, 568, 578, 632, 1156, 1207, 1343, 2312, 2414, 2686, 4828, 5372, 5609, 9656, 10744, 11218, 20519, 22436, 22831, 41038, 44872, 45662, 82076, 91324, 95353, 164152, 182648, 190706, 381412, 762824, 1621001, 3242002, 6484004, 12968008]

約数ペア:

[(1, 12968008), (2, 6484004), (4, 3242002), (8, 1621001), (17, 762824), (34, 381412), (68, 190706), (71, 182648), (79, 164152), (136, 95353), (142, 91324), (158, 82076), (284, 45662), (289, 44872), (316, 41038), (568, 22831), (578, 22436), (632, 20519), (1156, 11218), (1207, 10744), (1343, 9656), (2312, 5609), (2414, 5372), (2686, 4828)]