20736691893

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1\times {\mathrm{2281}}^1$

素因数の和:2746

約数の個数: 48

約数和(自身を含む): 31219074432

約数和(自身を除く): 10482382539

約数列:

[1, 3, 9, 41, 71, 123, 213, 347, 369, 639, 1041, 2281, 2911, 3123, 6843, 8733, 14227, 20529, 24637, 26199, 42681, 73911, 93521, 128043, 161951, 221733, 280563, 485853, 791507, 841689, 1010117, 1457559, 2374521, 3030351, 6639991, 7123563, 9091053, 19919973, 32451787, 56196997, 59759919, 97355361, 168590991, 292066083, 505772973, 2304076877, 6912230631, 20736691893]

約数ペア:

[(1, 20736691893), (3, 6912230631), (9, 2304076877), (41, 505772973), (71, 292066083), (123, 168590991), (213, 97355361), (347, 59759919), (369, 56196997), (639, 32451787), (1041, 19919973), (2281, 9091053), (2911, 7123563), (3123, 6639991), (6843, 3030351), (8733, 2374521), (14227, 1457559), (20529, 1010117), (24637, 841689), (26199, 791507), (42681, 485853), (73911, 280563), (93521, 221733), (128043, 161951)]