18976789

素因数分解:

${\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:360

約数の個数: 16

約数和(自身を含む): 20991600

約数和(自身を除く): 2014811

約数列:

[1, 13, 97, 101, 149, 1261, 1313, 1937, 9797, 14453, 15049, 127361, 187889, 195637, 1459753, 18976789]

約数ペア:

[(1, 18976789), (13, 1459753), (97, 195637), (101, 187889), (149, 127361), (1261, 15049), (1313, 14453), (1937, 9797)]