20343841707

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{280717}}^1$

素因数の和:280780

約数の個数: 48

約数和(自身を含む): 34562000160

約数和(自身を除く): 14218158453

約数列:

[1, 3, 7, 17, 21, 29, 49, 51, 87, 119, 147, 203, 357, 493, 609, 833, 1421, 1479, 2499, 3451, 4263, 10353, 24157, 72471, 280717, 842151, 1965019, 4772189, 5895057, 8140793, 13755133, 14316567, 24422379, 33405323, 41265399, 56985551, 100215969, 138393481, 170956653, 233837261, 398898857, 415180443, 701511783, 968754367, 1196696571, 2906263101, 6781280569, 20343841707]

約数ペア:

[(1, 20343841707), (3, 6781280569), (7, 2906263101), (17, 1196696571), (21, 968754367), (29, 701511783), (49, 415180443), (51, 398898857), (87, 233837261), (119, 170956653), (147, 138393481), (203, 100215969), (357, 56985551), (493, 41265399), (609, 33405323), (833, 24422379), (1421, 14316567), (1479, 13755133), (2499, 8140793), (3451, 5895057), (4263, 4772189), (10353, 1965019), (24157, 842151), (72471, 280717)]