19422902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 32555520

約数和(自身を除く): 13132618

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 313, 437, 626, 874, 1349, 1633, 2698, 3266, 5947, 7199, 11894, 14398, 22223, 31027, 44446, 62054, 136781, 273562, 422237, 511129, 844474, 1022258, 9711451, 19422902]

約数ペア:

[(1, 19422902), (2, 9711451), (19, 1022258), (23, 844474), (38, 511129), (46, 422237), (71, 273562), (142, 136781), (313, 62054), (437, 44446), (626, 31027), (874, 22223), (1349, 14398), (1633, 11894), (2698, 7199), (3266, 5947)]