19208008

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{373}}^1$

素因数の和:577

約数の個数: 32

約数和(自身を含む): 37227960

約数和(自身を除く): 18019952

約数列:

[1, 2, 4, 8, 41, 82, 157, 164, 314, 328, 373, 628, 746, 1256, 1492, 2984, 6437, 12874, 15293, 25748, 30586, 51496, 58561, 61172, 117122, 122344, 234244, 468488, 2401001, 4802002, 9604004, 19208008]

約数ペア:

[(1, 19208008), (2, 9604004), (4, 4802002), (8, 2401001), (41, 468488), (82, 234244), (157, 122344), (164, 117122), (314, 61172), (328, 58561), (373, 51496), (628, 30586), (746, 25748), (1256, 15293), (1492, 12874), (2984, 6437)]