19678296

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:720

約数の個数: 64

約数和(自身を含む): 54172800

約数和(自身を除く): 34494504

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 131, 132, 262, 264, 393, 524, 569, 786, 1048, 1138, 1441, 1572, 1707, 2276, 2882, 3144, 3414, 4323, 4552, 5764, 6259, 6828, 8646, 11528, 12518, 13656, 17292, 18777, 25036, 34584, 37554, 50072, 74539, 75108, 149078, 150216, 223617, 298156, 447234, 596312, 819929, 894468, 1639858, 1788936, 2459787, 3279716, 4919574, 6559432, 9839148, 19678296]

約数ペア:

[(1, 19678296), (2, 9839148), (3, 6559432), (4, 4919574), (6, 3279716), (8, 2459787), (11, 1788936), (12, 1639858), (22, 894468), (24, 819929), (33, 596312), (44, 447234), (66, 298156), (88, 223617), (131, 150216), (132, 149078), (262, 75108), (264, 74539), (393, 50072), (524, 37554), (569, 34584), (786, 25036), (1048, 18777), (1138, 17292), (1441, 13656), (1572, 12518), (1707, 11528), (2276, 8646), (2882, 6828), (3144, 6259), (3414, 5764), (4323, 4552)]