20123409609

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{315409}}^1$

素因数の和:315574

約数の個数: 32

約数和(自身を含む): 31793328000

約数和(自身を除く): 11669918391

約数列:

[1, 3, 9, 17, 27, 51, 139, 153, 417, 459, 1251, 2363, 3753, 7089, 21267, 63801, 315409, 946227, 2838681, 5361953, 8516043, 16085859, 43841851, 48257577, 131525553, 144772731, 394576659, 745311467, 1183729977, 2235934401, 6707803203, 20123409609]

約数ペア:

[(1, 20123409609), (3, 6707803203), (9, 2235934401), (17, 1183729977), (27, 745311467), (51, 394576659), (139, 144772731), (153, 131525553), (417, 48257577), (459, 43841851), (1251, 16085859), (2363, 8516043), (3753, 5361953), (7089, 2838681), (21267, 946227), (63801, 315409)]