20200686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 47174400

約数和(自身を除く): 26973714

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 89, 114, 178, 181, 209, 267, 362, 418, 534, 543, 627, 979, 1086, 1254, 1691, 1958, 1991, 2937, 3382, 3439, 3982, 5073, 5874, 5973, 6878, 10146, 10317, 11946, 16109, 18601, 20634, 32218, 37202, 37829, 48327, 55803, 75658, 96654, 111606, 113487, 177199, 226974, 306071, 354398, 531597, 612142, 918213, 1063194, 1836426, 3366781, 6733562, 10100343, 20200686]

約数ペア:

[(1, 20200686), (2, 10100343), (3, 6733562), (6, 3366781), (11, 1836426), (19, 1063194), (22, 918213), (33, 612142), (38, 531597), (57, 354398), (66, 306071), (89, 226974), (114, 177199), (178, 113487), (181, 111606), (209, 96654), (267, 75658), (362, 55803), (418, 48327), (534, 37829), (543, 37202), (627, 32218), (979, 20634), (1086, 18601), (1254, 16109), (1691, 11946), (1958, 10317), (1991, 10146), (2937, 6878), (3382, 5973), (3439, 5874), (3982, 5073)]