20426364

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 62092800

約数和(自身を除く): 41666436

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 82, 84, 108, 123, 126, 164, 189, 246, 252, 287, 369, 378, 492, 574, 659, 738, 756, 861, 1107, 1148, 1318, 1476, 1722, 1977, 2214, 2583, 2636, 3444, 3954, 4428, 4613, 5166, 5931, 7749, 7908, 9226, 10332, 11862, 13839, 15498, 17793, 18452, 23724, 27019, 27678, 30996, 35586, 41517, 54038, 55356, 71172, 81057, 83034, 108076, 124551, 162114, 166068, 189133, 243171, 249102, 324228, 378266, 486342, 498204, 567399, 729513, 756532, 972684, 1134798, 1459026, 1702197, 2269596, 2918052, 3404394, 5106591, 6808788, 10213182, 20426364]

約数ペア:

[(1, 20426364), (2, 10213182), (3, 6808788), (4, 5106591), (6, 3404394), (7, 2918052), (9, 2269596), (12, 1702197), (14, 1459026), (18, 1134798), (21, 972684), (27, 756532), (28, 729513), (36, 567399), (41, 498204), (42, 486342), (54, 378266), (63, 324228), (82, 249102), (84, 243171), (108, 189133), (123, 166068), (126, 162114), (164, 124551), (189, 108076), (246, 83034), (252, 81057), (287, 71172), (369, 55356), (378, 54038), (492, 41517), (574, 35586), (659, 30996), (738, 27678), (756, 27019), (861, 23724), (1107, 18452), (1148, 17793), (1318, 15498), (1476, 13839), (1722, 11862), (1977, 10332), (2214, 9226), (2583, 7908), (2636, 7749), (3444, 5931), (3954, 5166), (4428, 4613)]