19784416

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{26881}}^1$

素因数の和:26914

約数の個数: 24

約数和(自身を含む): 40645584

約数和(自身を除く): 20861168

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 184, 368, 736, 26881, 53762, 107524, 215048, 430096, 618263, 860192, 1236526, 2473052, 4946104, 9892208, 19784416]

約数ペア:

[(1, 19784416), (2, 9892208), (4, 4946104), (8, 2473052), (16, 1236526), (23, 860192), (32, 618263), (46, 430096), (92, 215048), (184, 107524), (368, 53762), (736, 26881)]