18307934720

素因数分解:

$2^9\times 5^1\times {\mathrm{137}}^1\times {\mathrm{52201}}^1$

素因数の和:52361

約数の個数: 80

約数和(自身を含む): 44217390888

約数和(自身を除く): 25909456168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 137, 160, 256, 274, 320, 512, 548, 640, 685, 1096, 1280, 1370, 2192, 2560, 2740, 4384, 5480, 8768, 10960, 17536, 21920, 35072, 43840, 52201, 70144, 87680, 104402, 175360, 208804, 261005, 350720, 417608, 522010, 835216, 1044020, 1670432, 2088040, 3340864, 4176080, 6681728, 7151537, 8352160, 13363456, 14303074, 16704320, 26726912, 28606148, 33408640, 35757685, 57212296, 66817280, 71515370, 114424592, 133634560, 143030740, 228849184, 286061480, 457698368, 572122960, 915396736, 1144245920, 1830793472, 2288491840, 3661586944, 4576983680, 9153967360, 18307934720]

約数ペア:

[(1, 18307934720), (2, 9153967360), (4, 4576983680), (5, 3661586944), (8, 2288491840), (10, 1830793472), (16, 1144245920), (20, 915396736), (32, 572122960), (40, 457698368), (64, 286061480), (80, 228849184), (128, 143030740), (137, 133634560), (160, 114424592), (256, 71515370), (274, 66817280), (320, 57212296), (512, 35757685), (548, 33408640), (640, 28606148), (685, 26726912), (1096, 16704320), (1280, 14303074), (1370, 13363456), (2192, 8352160), (2560, 7151537), (2740, 6681728), (4384, 4176080), (5480, 3340864), (8768, 2088040), (10960, 1670432), (17536, 1044020), (21920, 835216), (35072, 522010), (43840, 417608), (52201, 350720), (70144, 261005), (87680, 208804), (104402, 175360)]