631120796

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{63391}}^1$

素因数の和:63545

約数の個数: 24

約数和(自身を含む): 1171484160

約数和(自身を除く): 540363364

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 63391, 126782, 253564, 1204429, 2408858, 4817716, 8304221, 16608442, 33216884, 157780199, 315560398, 631120796]

約数ペア:

[(1, 631120796), (2, 315560398), (4, 157780199), (19, 33216884), (38, 16608442), (76, 8304221), (131, 4817716), (262, 2408858), (524, 1204429), (2489, 253564), (4978, 126782), (9956, 63391)]