1981428

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{1013}}^1$

素因数の和:1183

約数の個数: 24

約数和(自身を含む): 4656288

約数和(自身を除く): 2674860

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1013, 1956, 2026, 3039, 4052, 6078, 12156, 165119, 330238, 495357, 660476, 990714, 1981428]

約数ペア:

[(1, 1981428), (2, 990714), (3, 660476), (4, 495357), (6, 330238), (12, 165119), (163, 12156), (326, 6078), (489, 4052), (652, 3039), (978, 2026), (1013, 1956)]