19266832

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:671

約数の個数: 40

約数和(自身を含む): 40483520

約数和(自身を除く): 21216688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 211, 422, 439, 844, 878, 1688, 1756, 2743, 3376, 3512, 5486, 5707, 7024, 10972, 11414, 21944, 22828, 43888, 45656, 91312, 92629, 185258, 370516, 741032, 1204177, 1482064, 2408354, 4816708, 9633416, 19266832]

約数ペア:

[(1, 19266832), (2, 9633416), (4, 4816708), (8, 2408354), (13, 1482064), (16, 1204177), (26, 741032), (52, 370516), (104, 185258), (208, 92629), (211, 91312), (422, 45656), (439, 43888), (844, 22828), (878, 21944), (1688, 11414), (1756, 10972), (2743, 7024), (3376, 5707), (3512, 5486)]