19258324

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 17997356

約数列:

[1, 2, 4, 19, 38, 43, 71, 76, 83, 86, 142, 166, 172, 284, 332, 817, 1349, 1577, 1634, 2698, 3053, 3154, 3268, 3569, 5396, 5893, 6106, 6308, 7138, 11786, 12212, 14276, 23572, 58007, 67811, 111967, 116014, 135622, 223934, 232028, 253399, 271244, 447868, 506798, 1013596, 4814581, 9629162, 19258324]

約数ペア:

[(1, 19258324), (2, 9629162), (4, 4814581), (19, 1013596), (38, 506798), (43, 447868), (71, 271244), (76, 253399), (83, 232028), (86, 223934), (142, 135622), (166, 116014), (172, 111967), (284, 67811), (332, 58007), (817, 23572), (1349, 14276), (1577, 12212), (1634, 11786), (2698, 7138), (3053, 6308), (3154, 6106), (3268, 5893), (3569, 5396)]