1903018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1449

約数の個数: 16

約数和(自身を含む): 3134376

約数和(自身を除く): 1231358

約数列:

[1, 2, 13, 26, 53, 106, 689, 1378, 1381, 2762, 17953, 35906, 73193, 146386, 951509, 1903018]

約数ペア:

[(1, 1903018), (2, 951509), (13, 146386), (26, 73193), (53, 35906), (106, 17953), (689, 2762), (1378, 1381)]