19919416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{226357}}^1$

素因数の和:226374

約数の個数: 16

約数和(自身を含む): 40744440

約数和(自身を除く): 20825024

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 226357, 452714, 905428, 1810856, 2489927, 4979854, 9959708, 19919416]

約数ペア:

[(1, 19919416), (2, 9959708), (4, 4979854), (8, 2489927), (11, 1810856), (22, 905428), (44, 452714), (88, 226357)]