18387104655

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{2659}}^1$

素因数の和:2932

約数の個数: 64

約数和(自身を含む): 30741258240

約数和(自身を除く): 12354153585

約数列:

[1, 3, 5, 15, 43, 71, 129, 151, 213, 215, 355, 453, 645, 755, 1065, 2265, 2659, 3053, 6493, 7977, 9159, 10721, 13295, 15265, 19479, 32163, 32465, 39885, 45795, 53605, 97395, 114337, 160815, 188789, 343011, 401509, 461003, 566367, 571685, 943945, 1204527, 1383009, 1715055, 2007545, 2305015, 2831835, 6022635, 6915045, 8117927, 17264887, 24353781, 28507139, 40589635, 51794661, 85521417, 86324435, 121768905, 142535695, 258973305, 427607085, 1225806977, 3677420931, 6129034885, 18387104655]

約数ペア:

[(1, 18387104655), (3, 6129034885), (5, 3677420931), (15, 1225806977), (43, 427607085), (71, 258973305), (129, 142535695), (151, 121768905), (213, 86324435), (215, 85521417), (355, 51794661), (453, 40589635), (645, 28507139), (755, 24353781), (1065, 17264887), (2265, 8117927), (2659, 6915045), (3053, 6022635), (6493, 2831835), (7977, 2305015), (9159, 2007545), (10721, 1715055), (13295, 1383009), (15265, 1204527), (19479, 943945), (32163, 571685), (32465, 566367), (39885, 461003), (45795, 401509), (53605, 343011), (97395, 188789), (114337, 160815)]