19242548

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2357}}^1$

素因数の和:2531

約数の個数: 24

約数和(自身を含む): 36511272

約数和(自身を除く): 17268724

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 2357, 4082, 4714, 8164, 9428, 30641, 61282, 122564, 370049, 740098, 1480196, 4810637, 9621274, 19242548]

約数ペア:

[(1, 19242548), (2, 9621274), (4, 4810637), (13, 1480196), (26, 740098), (52, 370049), (157, 122564), (314, 61282), (628, 30641), (2041, 9428), (2357, 8164), (4082, 4714)]