19844474

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 36103200

約数和(自身を除く): 16258726

約数列:

[1, 2, 13, 17, 19, 26, 34, 38, 139, 221, 247, 278, 289, 323, 442, 494, 578, 646, 1807, 2363, 2641, 3614, 3757, 4199, 4726, 5282, 5491, 7514, 8398, 10982, 30719, 34333, 40171, 44897, 61438, 68666, 71383, 80342, 89794, 142766, 522223, 583661, 763249, 1044446, 1167322, 1526498, 9922237, 19844474]

約数ペア:

[(1, 19844474), (2, 9922237), (13, 1526498), (17, 1167322), (19, 1044446), (26, 763249), (34, 583661), (38, 522223), (139, 142766), (221, 89794), (247, 80342), (278, 71383), (289, 68666), (323, 61438), (442, 44897), (494, 40171), (578, 34333), (646, 30719), (1807, 10982), (2363, 8398), (2641, 7514), (3614, 5491), (3757, 5282), (4199, 4726)]