19005619208

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{25673}}^1$

素因数の和:25818

約数の個数: 64

約数和(自身を含む): 38107404720

約数和(自身を除く): 19101785512

約数列:

[1, 2, 4, 8, 37, 41, 61, 74, 82, 122, 148, 164, 244, 296, 328, 488, 1517, 2257, 2501, 3034, 4514, 5002, 6068, 9028, 10004, 12136, 18056, 20008, 25673, 51346, 92537, 102692, 185074, 205384, 370148, 740296, 949901, 1052593, 1566053, 1899802, 2105186, 3132106, 3799604, 4210372, 6264212, 7599208, 8420744, 12528424, 38945941, 57943961, 64208173, 77891882, 115887922, 128416346, 155783764, 231775844, 256832692, 311567528, 463551688, 513665384, 2375702401, 4751404802, 9502809604, 19005619208]

約数ペア:

[(1, 19005619208), (2, 9502809604), (4, 4751404802), (8, 2375702401), (37, 513665384), (41, 463551688), (61, 311567528), (74, 256832692), (82, 231775844), (122, 155783764), (148, 128416346), (164, 115887922), (244, 77891882), (296, 64208173), (328, 57943961), (488, 38945941), (1517, 12528424), (2257, 8420744), (2501, 7599208), (3034, 6264212), (4514, 4210372), (5002, 3799604), (6068, 3132106), (9028, 2105186), (10004, 1899802), (12136, 1566053), (18056, 1052593), (20008, 949901), (25673, 740296), (51346, 370148), (92537, 205384), (102692, 185074)]