20199451626

素因数分解:

$2^1\times 3^4\times {\mathrm{239}}^1\times {\mathrm{521707}}^1$

素因数の和:521960

約数の個数: 40

約数和(自身を含む): 45451200960

約数和(自身を除く): 25251749334

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 239, 478, 717, 1434, 2151, 4302, 6453, 12906, 19359, 38718, 521707, 1043414, 1565121, 3130242, 4695363, 9390726, 14086089, 28172178, 42258267, 84516534, 124687973, 249375946, 374063919, 748127838, 1122191757, 2244383514, 3366575271, 6733150542, 10099725813, 20199451626]

約数ペア:

[(1, 20199451626), (2, 10099725813), (3, 6733150542), (6, 3366575271), (9, 2244383514), (18, 1122191757), (27, 748127838), (54, 374063919), (81, 249375946), (162, 124687973), (239, 84516534), (478, 42258267), (717, 28172178), (1434, 14086089), (2151, 9390726), (4302, 4695363), (6453, 3130242), (12906, 1565121), (19359, 1043414), (38718, 521707)]