634471916

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{393593}}^1$

素因数の和:393641

約数の個数: 24

約数和(自身を含む): 1234310784

約数和(自身を除く): 599838868

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 393593, 787186, 1574372, 5116709, 10233418, 12201383, 20466836, 24402766, 48805532, 158617979, 317235958, 634471916]

約数ペア:

[(1, 634471916), (2, 317235958), (4, 158617979), (13, 48805532), (26, 24402766), (31, 20466836), (52, 12201383), (62, 10233418), (124, 5116709), (403, 1574372), (806, 787186), (1612, 393593)]