20753694

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2913

約数の個数: 48

約数和(自身を含む): 50004864

約数和(自身を除く): 29251170

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2861, 3627, 5722, 7254, 8583, 17166, 25749, 37193, 51498, 74386, 88691, 111579, 177382, 223158, 266073, 334737, 532146, 669474, 798219, 1152983, 1596438, 2305966, 3458949, 6917898, 10376847, 20753694]

約数ペア:

[(1, 20753694), (2, 10376847), (3, 6917898), (6, 3458949), (9, 2305966), (13, 1596438), (18, 1152983), (26, 798219), (31, 669474), (39, 532146), (62, 334737), (78, 266073), (93, 223158), (117, 177382), (186, 111579), (234, 88691), (279, 74386), (403, 51498), (558, 37193), (806, 25749), (1209, 17166), (2418, 8583), (2861, 7254), (3627, 5722)]