20056986873

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{998009}}^1$

素因数の和:998062

約数の個数: 48

約数和(自身を含む): 37365494400

約数和(自身を除く): 17308507527

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 20097, 998009, 2994027, 6986063, 8982081, 10978099, 20958189, 28942261, 32934297, 62874567, 76846693, 86826783, 98802891, 202595827, 230540079, 260480349, 318364871, 607787481, 691620237, 955094613, 1823362443, 2228554097, 2865283839, 6685662291, 20056986873]

約数ペア:

[(1, 20056986873), (3, 6685662291), (7, 2865283839), (9, 2228554097), (11, 1823362443), (21, 955094613), (29, 691620237), (33, 607787481), (63, 318364871), (77, 260480349), (87, 230540079), (99, 202595827), (203, 98802891), (231, 86826783), (261, 76846693), (319, 62874567), (609, 32934297), (693, 28942261), (957, 20958189), (1827, 10978099), (2233, 8982081), (2871, 6986063), (6699, 2994027), (20097, 998009)]