20927214

素因数分解:

$2^1\times 3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{719}}^1$

素因数の和:755

約数の個数: 96

約数和(自身を含む): 59097600

約数和(自身を除く): 38170386

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 98, 99, 126, 147, 154, 189, 198, 231, 294, 297, 378, 441, 462, 539, 594, 693, 719, 882, 1078, 1323, 1386, 1438, 1617, 2079, 2157, 2646, 3234, 4158, 4314, 4851, 5033, 6471, 7909, 9702, 10066, 12942, 14553, 15099, 15818, 19413, 23727, 29106, 30198, 35231, 38826, 45297, 47454, 55363, 70462, 71181, 90594, 105693, 110726, 135891, 142362, 166089, 211386, 213543, 271782, 317079, 332178, 387541, 427086, 498267, 634158, 775082, 951237, 996534, 1162623, 1494801, 1902474, 2325246, 2989602, 3487869, 6975738, 10463607, 20927214]

約数ペア:

[(1, 20927214), (2, 10463607), (3, 6975738), (6, 3487869), (7, 2989602), (9, 2325246), (11, 1902474), (14, 1494801), (18, 1162623), (21, 996534), (22, 951237), (27, 775082), (33, 634158), (42, 498267), (49, 427086), (54, 387541), (63, 332178), (66, 317079), (77, 271782), (98, 213543), (99, 211386), (126, 166089), (147, 142362), (154, 135891), (189, 110726), (198, 105693), (231, 90594), (294, 71181), (297, 70462), (378, 55363), (441, 47454), (462, 45297), (539, 38826), (594, 35231), (693, 30198), (719, 29106), (882, 23727), (1078, 19413), (1323, 15818), (1386, 15099), (1438, 14553), (1617, 12942), (2079, 10066), (2157, 9702), (2646, 7909), (3234, 6471), (4158, 5033), (4314, 4851)]