20351344

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97843}}^1$

素因数の和:97864

約数の個数: 20

約数和(自身を含む): 42464296

約数和(自身を除く): 22112952

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97843, 195686, 391372, 782744, 1271959, 1565488, 2543918, 5087836, 10175672, 20351344]

約数ペア:

[(1, 20351344), (2, 10175672), (4, 5087836), (8, 2543918), (13, 1565488), (16, 1271959), (26, 782744), (52, 391372), (104, 195686), (208, 97843)]