19304508

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 46448640

約数和(自身を除く): 27144132

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 127, 159, 212, 239, 254, 318, 381, 478, 508, 636, 717, 762, 956, 1434, 1524, 2868, 6731, 12667, 13462, 20193, 25334, 26924, 30353, 38001, 40386, 50668, 60706, 76002, 80772, 91059, 121412, 152004, 182118, 364236, 1608709, 3217418, 4826127, 6434836, 9652254, 19304508]

約数ペア:

[(1, 19304508), (2, 9652254), (3, 6434836), (4, 4826127), (6, 3217418), (12, 1608709), (53, 364236), (106, 182118), (127, 152004), (159, 121412), (212, 91059), (239, 80772), (254, 76002), (318, 60706), (381, 50668), (478, 40386), (508, 38001), (636, 30353), (717, 26924), (762, 25334), (956, 20193), (1434, 13462), (1524, 12667), (2868, 6731)]