19428464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1871}}^1$

素因数の和:1949

約数の個数: 40

約数和(自身を含む): 41783040

約数和(自身を除く): 22354576

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 118, 176, 236, 472, 649, 944, 1298, 1871, 2596, 3742, 5192, 7484, 10384, 14968, 20581, 29936, 41162, 82324, 110389, 164648, 220778, 329296, 441556, 883112, 1214279, 1766224, 2428558, 4857116, 9714232, 19428464]

約数ペア:

[(1, 19428464), (2, 9714232), (4, 4857116), (8, 2428558), (11, 1766224), (16, 1214279), (22, 883112), (44, 441556), (59, 329296), (88, 220778), (118, 164648), (176, 110389), (236, 82324), (472, 41162), (649, 29936), (944, 20581), (1298, 14968), (1871, 10384), (2596, 7484), (3742, 5192)]