18439866

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 44323200

約数和(自身を除く): 25883334

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 53, 54, 102, 106, 153, 159, 306, 318, 379, 459, 477, 758, 901, 918, 954, 1137, 1431, 1802, 2274, 2703, 2862, 3411, 5406, 6443, 6822, 8109, 10233, 12886, 16218, 19329, 20087, 20466, 24327, 38658, 40174, 48654, 57987, 60261, 115974, 120522, 173961, 180783, 341479, 347922, 361566, 542349, 682958, 1024437, 1084698, 2048874, 3073311, 6146622, 9219933, 18439866]

約数ペア:

[(1, 18439866), (2, 9219933), (3, 6146622), (6, 3073311), (9, 2048874), (17, 1084698), (18, 1024437), (27, 682958), (34, 542349), (51, 361566), (53, 347922), (54, 341479), (102, 180783), (106, 173961), (153, 120522), (159, 115974), (306, 60261), (318, 57987), (379, 48654), (459, 40174), (477, 38658), (758, 24327), (901, 20466), (918, 20087), (954, 19329), (1137, 16218), (1431, 12886), (1802, 10233), (2274, 8109), (2703, 6822), (2862, 6443), (3411, 5406)]