18556590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47581}}^1$

素因数の和:47604

約数の個数: 32

約数和(自身を含む): 47962656

約数和(自身を除く): 29406066

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 47581, 95162, 142743, 237905, 285486, 475810, 618553, 713715, 1237106, 1427430, 1855659, 3092765, 3711318, 6185530, 9278295, 18556590]

約数ペア:

[(1, 18556590), (2, 9278295), (3, 6185530), (5, 3711318), (6, 3092765), (10, 1855659), (13, 1427430), (15, 1237106), (26, 713715), (30, 618553), (39, 475810), (65, 285486), (78, 237905), (130, 142743), (195, 95162), (390, 47581)]