20952218

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2162

約数の個数: 32

約数和(自身を含む): 38707200

約数和(自身を除く): 17754982

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 2099, 4198, 4991, 9982, 14693, 29386, 48277, 65069, 96554, 130138, 337939, 455483, 675878, 910966, 1496587, 2993174, 10476109, 20952218]

約数ペア:

[(1, 20952218), (2, 10476109), (7, 2993174), (14, 1496587), (23, 910966), (31, 675878), (46, 455483), (62, 337939), (161, 130138), (217, 96554), (322, 65069), (434, 48277), (713, 29386), (1426, 14693), (2099, 9982), (4198, 4991)]