19381684

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{16883}}^1$

素因数の和:16935

約数の個数: 24

約数和(自身を含む): 39711168

約数和(自身を除く): 20329484

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 16883, 33766, 67532, 118181, 236362, 472724, 692203, 1384406, 2768812, 4845421, 9690842, 19381684]

約数ペア:

[(1, 19381684), (2, 9690842), (4, 4845421), (7, 2768812), (14, 1384406), (28, 692203), (41, 472724), (82, 236362), (164, 118181), (287, 67532), (574, 33766), (1148, 16883)]