20823372

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 57576960

約数和(自身を除く): 36753588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 83, 92, 101, 108, 138, 166, 202, 207, 249, 276, 303, 332, 404, 414, 498, 606, 621, 747, 828, 909, 996, 1212, 1242, 1494, 1818, 1909, 2241, 2323, 2484, 2727, 2988, 3636, 3818, 4482, 4646, 5454, 5727, 6969, 7636, 8383, 8964, 9292, 10908, 11454, 13938, 16766, 17181, 20907, 22908, 25149, 27876, 33532, 34362, 41814, 50298, 51543, 62721, 68724, 75447, 83628, 100596, 103086, 125442, 150894, 192809, 206172, 226341, 250884, 301788, 385618, 452682, 578427, 771236, 905364, 1156854, 1735281, 2313708, 3470562, 5205843, 6941124, 10411686, 20823372]

約数ペア:

[(1, 20823372), (2, 10411686), (3, 6941124), (4, 5205843), (6, 3470562), (9, 2313708), (12, 1735281), (18, 1156854), (23, 905364), (27, 771236), (36, 578427), (46, 452682), (54, 385618), (69, 301788), (83, 250884), (92, 226341), (101, 206172), (108, 192809), (138, 150894), (166, 125442), (202, 103086), (207, 100596), (249, 83628), (276, 75447), (303, 68724), (332, 62721), (404, 51543), (414, 50298), (498, 41814), (606, 34362), (621, 33532), (747, 27876), (828, 25149), (909, 22908), (996, 20907), (1212, 17181), (1242, 16766), (1494, 13938), (1818, 11454), (1909, 10908), (2241, 9292), (2323, 8964), (2484, 8383), (2727, 7636), (2988, 6969), (3636, 5727), (3818, 5454), (4482, 4646)]