19440390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1151}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 46780416

約数和(自身を除く): 27340026

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 563, 1126, 1151, 1689, 2302, 2815, 3378, 3453, 5630, 5755, 6906, 8445, 11510, 16890, 17265, 34530, 648013, 1296026, 1944039, 3240065, 3888078, 6480130, 9720195, 19440390]

約数ペア:

[(1, 19440390), (2, 9720195), (3, 6480130), (5, 3888078), (6, 3240065), (10, 1944039), (15, 1296026), (30, 648013), (563, 34530), (1126, 17265), (1151, 16890), (1689, 11510), (2302, 8445), (2815, 6906), (3378, 5755), (3453, 5630)]