18700892

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{10949}}^1$

素因数の和:11021

約数の個数: 24

約数和(自身を含む): 38018400

約数和(自身を除く): 19317508

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 10949, 21898, 43796, 76643, 153286, 306572, 667889, 1335778, 2671556, 4675223, 9350446, 18700892]

約数ペア:

[(1, 18700892), (2, 9350446), (4, 4675223), (7, 2671556), (14, 1335778), (28, 667889), (61, 306572), (122, 153286), (244, 76643), (427, 43796), (854, 21898), (1708, 10949)]