20358816

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{6841}}^1$

素因数の和:6885

約数の個数: 48

約数和(自身を含む): 55173888

約数和(自身を除く): 34815072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 186, 248, 372, 496, 744, 992, 1488, 2976, 6841, 13682, 20523, 27364, 41046, 54728, 82092, 109456, 164184, 212071, 218912, 328368, 424142, 636213, 656736, 848284, 1272426, 1696568, 2544852, 3393136, 5089704, 6786272, 10179408, 20358816]

約数ペア:

[(1, 20358816), (2, 10179408), (3, 6786272), (4, 5089704), (6, 3393136), (8, 2544852), (12, 1696568), (16, 1272426), (24, 848284), (31, 656736), (32, 636213), (48, 424142), (62, 328368), (93, 218912), (96, 212071), (124, 164184), (186, 109456), (248, 82092), (372, 54728), (496, 41046), (744, 27364), (992, 20523), (1488, 13682), (2976, 6841)]