20000772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3009

約数の個数: 72

約数和(自身を含む): 58417632

約数和(自身を除く): 38416860

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 44, 51, 66, 68, 99, 102, 132, 153, 187, 198, 204, 306, 374, 396, 561, 612, 748, 1122, 1683, 2244, 2971, 3366, 5942, 6732, 8913, 11884, 17826, 26739, 32681, 35652, 50507, 53478, 65362, 98043, 101014, 106956, 130724, 151521, 196086, 202028, 294129, 303042, 392172, 454563, 555577, 588258, 606084, 909126, 1111154, 1176516, 1666731, 1818252, 2222308, 3333462, 5000193, 6666924, 10000386, 20000772]

約数ペア:

[(1, 20000772), (2, 10000386), (3, 6666924), (4, 5000193), (6, 3333462), (9, 2222308), (11, 1818252), (12, 1666731), (17, 1176516), (18, 1111154), (22, 909126), (33, 606084), (34, 588258), (36, 555577), (44, 454563), (51, 392172), (66, 303042), (68, 294129), (99, 202028), (102, 196086), (132, 151521), (153, 130724), (187, 106956), (198, 101014), (204, 98043), (306, 65362), (374, 53478), (396, 50507), (561, 35652), (612, 32681), (748, 26739), (1122, 17826), (1683, 11884), (2244, 8913), (2971, 6732), (3366, 5942)]