18409734

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 28868346

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 113, 126, 189, 226, 339, 378, 431, 678, 791, 862, 1017, 1293, 1582, 2034, 2373, 2586, 3017, 3051, 3879, 4746, 6034, 6102, 7119, 7758, 9051, 11637, 14238, 18102, 21357, 23274, 27153, 42714, 48703, 54306, 81459, 97406, 146109, 162918, 292218, 340921, 438327, 681842, 876654, 1022763, 1314981, 2045526, 2629962, 3068289, 6136578, 9204867, 18409734]

約数ペア:

[(1, 18409734), (2, 9204867), (3, 6136578), (6, 3068289), (7, 2629962), (9, 2045526), (14, 1314981), (18, 1022763), (21, 876654), (27, 681842), (42, 438327), (54, 340921), (63, 292218), (113, 162918), (126, 146109), (189, 97406), (226, 81459), (339, 54306), (378, 48703), (431, 42714), (678, 27153), (791, 23274), (862, 21357), (1017, 18102), (1293, 14238), (1582, 11637), (2034, 9051), (2373, 7758), (2586, 7119), (3017, 6102), (3051, 6034), (3879, 4746)]