2015859986

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{383}}^1\times {\mathrm{421}}^1$

素因数の和:879

約数の個数: 64

約数和(自身を含む): 3733585920

約数和(自身を除く): 1717725934

約数列:

[1, 2, 7, 14, 19, 38, 47, 94, 133, 266, 329, 383, 421, 658, 766, 842, 893, 1786, 2681, 2947, 5362, 5894, 6251, 7277, 7999, 12502, 14554, 15998, 18001, 19787, 36002, 39574, 50939, 55993, 101878, 111986, 126007, 138509, 161243, 252014, 277018, 322486, 342019, 375953, 684038, 751906, 1128701, 2257402, 2394133, 2631671, 3063617, 4788266, 5263342, 6127234, 7578421, 15156842, 21445319, 42890638, 53048947, 106097894, 143989999, 287979998, 1007929993, 2015859986]

約数ペア:

[(1, 2015859986), (2, 1007929993), (7, 287979998), (14, 143989999), (19, 106097894), (38, 53048947), (47, 42890638), (94, 21445319), (133, 15156842), (266, 7578421), (329, 6127234), (383, 5263342), (421, 4788266), (658, 3063617), (766, 2631671), (842, 2394133), (893, 2257402), (1786, 1128701), (2681, 751906), (2947, 684038), (5362, 375953), (5894, 342019), (6251, 322486), (7277, 277018), (7999, 252014), (12502, 161243), (14554, 138509), (15998, 126007), (18001, 111986), (19787, 101878), (36002, 55993), (39574, 50939)]