15855804

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{7727}}^1$

素因数の和:7759

約数の個数: 48

約数和(自身を含む): 43276800

約数和(自身を除く): 27420996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 7727, 15454, 23181, 30908, 46362, 69543, 92724, 139086, 146813, 208629, 278172, 293626, 417258, 440439, 587252, 834516, 880878, 1321317, 1761756, 2642634, 3963951, 5285268, 7927902, 15855804]

約数ペア:

[(1, 15855804), (2, 7927902), (3, 5285268), (4, 3963951), (6, 2642634), (9, 1761756), (12, 1321317), (18, 880878), (19, 834516), (27, 587252), (36, 440439), (38, 417258), (54, 293626), (57, 278172), (76, 208629), (108, 146813), (114, 139086), (171, 92724), (228, 69543), (342, 46362), (513, 30908), (684, 23181), (1026, 15454), (2052, 7727)]