20190412

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 40932864

約数和(自身を除く): 20742452

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 71, 92, 142, 253, 281, 284, 506, 562, 781, 1012, 1124, 1562, 1633, 3091, 3124, 3266, 6182, 6463, 6532, 12364, 12926, 17963, 19951, 25852, 35926, 39902, 71093, 71852, 79804, 142186, 219461, 284372, 438922, 458873, 877844, 917746, 1835492, 5047603, 10095206, 20190412]

約数ペア:

[(1, 20190412), (2, 10095206), (4, 5047603), (11, 1835492), (22, 917746), (23, 877844), (44, 458873), (46, 438922), (71, 284372), (92, 219461), (142, 142186), (253, 79804), (281, 71852), (284, 71093), (506, 39902), (562, 35926), (781, 25852), (1012, 19951), (1124, 17963), (1562, 12926), (1633, 12364), (3091, 6532), (3124, 6463), (3266, 6182)]