980904976

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1977631}}^1$

素因数の和:1977670

約数の個数: 20

約数和(自身を含む): 1961810944

約数和(自身を除く): 980905968

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1977631, 3955262, 7910524, 15821048, 31642096, 61306561, 122613122, 245226244, 490452488, 980904976]

約数ペア:

[(1, 980904976), (2, 490452488), (4, 245226244), (8, 122613122), (16, 61306561), (31, 31642096), (62, 15821048), (124, 7910524), (248, 3955262), (496, 1977631)]