20218184924

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{159013}}^1$

素因数の和:159282

約数の個数: 48

約数和(自身を含む): 42742963200

約数和(自身を除く): 22524778276

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 239, 266, 478, 532, 956, 1673, 3346, 4541, 6692, 9082, 18164, 31787, 63574, 127148, 159013, 318026, 636052, 1113091, 2226182, 3021247, 4452364, 6042494, 12084988, 21148729, 38004107, 42297458, 76008214, 84594916, 152016428, 266028749, 532057498, 722078033, 1064114996, 1444156066, 2888312132, 5054546231, 10109092462, 20218184924]

約数ペア:

[(1, 20218184924), (2, 10109092462), (4, 5054546231), (7, 2888312132), (14, 1444156066), (19, 1064114996), (28, 722078033), (38, 532057498), (76, 266028749), (133, 152016428), (239, 84594916), (266, 76008214), (478, 42297458), (532, 38004107), (956, 21148729), (1673, 12084988), (3346, 6042494), (4541, 4452364), (6692, 3021247), (9082, 2226182), (18164, 1113091), (31787, 636052), (63574, 318026), (127148, 159013)]