20797760258

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{571}}^1\times {\mathrm{71983}}^1$

素因数の和:72590

約数の個数: 32

約数和(自身を含む): 35575068672

約数和(自身を除く): 14777308414

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 571, 1142, 6281, 12562, 13133, 26266, 71983, 143966, 144463, 288926, 791813, 1583626, 1655609, 3311218, 18211699, 36423398, 41102293, 82204586, 452125223, 904250446, 945352739, 1890705478, 10398880129, 20797760258]

約数ペア:

[(1, 20797760258), (2, 10398880129), (11, 1890705478), (22, 945352739), (23, 904250446), (46, 452125223), (253, 82204586), (506, 41102293), (571, 36423398), (1142, 18211699), (6281, 3311218), (12562, 1655609), (13133, 1583626), (26266, 791813), (71983, 288926), (143966, 144463)]