199299248

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{401813}}^1$

素因数の和:401852

約数の個数: 20

約数和(自身を含む): 398599488

約数和(自身を除く): 199300240

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 401813, 803626, 1607252, 3214504, 6429008, 12456203, 24912406, 49824812, 99649624, 199299248]

約数ペア:

[(1, 199299248), (2, 99649624), (4, 49824812), (8, 24912406), (16, 12456203), (31, 6429008), (62, 3214504), (124, 1607252), (248, 803626), (496, 401813)]