20185209957

素因数分解:

$3^1\times {\mathrm{11}}^4\times {\mathrm{181}}^1\times {\mathrm{2539}}^1$

素因数の和:2767

約数の個数: 40

約数和(自身を含む): 29780077600

約数和(自身を除く): 9594867643

約数列:

[1, 3, 11, 33, 121, 181, 363, 543, 1331, 1991, 2539, 3993, 5973, 7617, 14641, 21901, 27929, 43923, 65703, 83787, 240911, 307219, 459559, 722733, 921657, 1378677, 2650021, 3379409, 5055149, 7950063, 10138227, 15165447, 37173499, 55606639, 111520497, 166819917, 611673029, 1835019087, 6728403319, 20185209957]

約数ペア:

[(1, 20185209957), (3, 6728403319), (11, 1835019087), (33, 611673029), (121, 166819917), (181, 111520497), (363, 55606639), (543, 37173499), (1331, 15165447), (1991, 10138227), (2539, 7950063), (3993, 5055149), (5973, 3379409), (7617, 2650021), (14641, 1378677), (21901, 921657), (27929, 722733), (43923, 459559), (65703, 307219), (83787, 240911)]