20371338

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1$

素因数の和:613

約数の個数: 80

約数和(自身を含む): 52141320

約数和(自身を除く): 31769982

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 81, 102, 117, 153, 162, 221, 234, 306, 351, 442, 459, 569, 663, 702, 918, 1053, 1138, 1326, 1377, 1707, 1989, 2106, 2754, 3414, 3978, 5121, 5967, 7397, 9673, 10242, 11934, 14794, 15363, 17901, 19346, 22191, 29019, 30726, 35802, 44382, 46089, 58038, 66573, 87057, 92178, 125749, 133146, 174114, 199719, 251498, 261171, 377247, 399438, 522342, 599157, 754494, 783513, 1131741, 1198314, 1567026, 2263482, 3395223, 6790446, 10185669, 20371338]

約数ペア:

[(1, 20371338), (2, 10185669), (3, 6790446), (6, 3395223), (9, 2263482), (13, 1567026), (17, 1198314), (18, 1131741), (26, 783513), (27, 754494), (34, 599157), (39, 522342), (51, 399438), (54, 377247), (78, 261171), (81, 251498), (102, 199719), (117, 174114), (153, 133146), (162, 125749), (221, 92178), (234, 87057), (306, 66573), (351, 58038), (442, 46089), (459, 44382), (569, 35802), (663, 30726), (702, 29019), (918, 22191), (1053, 19346), (1138, 17901), (1326, 15363), (1377, 14794), (1707, 11934), (1989, 10242), (2106, 9673), (2754, 7397), (3414, 5967), (3978, 5121)]