19992930747

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{54541}}^1$

素因数の和:54731

約数の個数: 32

約数和(自身を含む): 28798176000

約数和(自身を除く): 8805245253

約数列:

[1, 3, 19, 57, 59, 109, 177, 327, 1121, 2071, 3363, 6213, 6431, 19293, 54541, 122189, 163623, 366567, 1036279, 3108837, 3217919, 5944969, 9653757, 17834907, 61140461, 112954411, 183421383, 338863233, 350753171, 1052259513, 6664310249, 19992930747]

約数ペア:

[(1, 19992930747), (3, 6664310249), (19, 1052259513), (57, 350753171), (59, 338863233), (109, 183421383), (177, 112954411), (327, 61140461), (1121, 17834907), (2071, 9653757), (3363, 5944969), (6213, 3217919), (6431, 3108837), (19293, 1036279), (54541, 366567), (122189, 163623)]