17939231394

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^3\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:393

約数の個数: 128

約数和(自身を含む): 43183687680

約数和(自身を除く): 25244456286

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 83, 87, 166, 174, 203, 211, 249, 406, 422, 498, 581, 609, 633, 841, 1162, 1218, 1266, 1477, 1682, 1743, 2407, 2523, 2954, 3486, 4431, 4814, 5046, 5887, 6119, 7221, 8862, 11774, 12238, 14442, 16849, 17513, 17661, 18357, 24389, 33698, 35026, 35322, 36714, 42833, 48778, 50547, 52539, 69803, 73167, 85666, 101094, 105078, 122591, 128499, 139606, 146334, 170723, 177451, 209409, 245182, 256998, 341446, 354902, 367773, 418818, 488621, 507877, 512169, 532353, 735546, 977242, 1015754, 1024338, 1064706, 1242157, 1465863, 1523631, 2024287, 2484314, 2931726, 3047262, 3555139, 3726471, 4048574, 5146079, 6072861, 7110278, 7452942, 10292158, 10665417, 12145722, 14170009, 14728433, 15438237, 21330834, 28340018, 29456866, 30876474, 36022553, 42510027, 44185299, 72045106, 85020054, 88370598, 103099031, 108067659, 206198062, 216135318, 309297093, 427124557, 618594186, 854249114, 1281373671, 2562747342, 2989871899, 5979743798, 8969615697, 17939231394]

約数ペア:

[(1, 17939231394), (2, 8969615697), (3, 5979743798), (6, 2989871899), (7, 2562747342), (14, 1281373671), (21, 854249114), (29, 618594186), (42, 427124557), (58, 309297093), (83, 216135318), (87, 206198062), (166, 108067659), (174, 103099031), (203, 88370598), (211, 85020054), (249, 72045106), (406, 44185299), (422, 42510027), (498, 36022553), (581, 30876474), (609, 29456866), (633, 28340018), (841, 21330834), (1162, 15438237), (1218, 14728433), (1266, 14170009), (1477, 12145722), (1682, 10665417), (1743, 10292158), (2407, 7452942), (2523, 7110278), (2954, 6072861), (3486, 5146079), (4431, 4048574), (4814, 3726471), (5046, 3555139), (5887, 3047262), (6119, 2931726), (7221, 2484314), (8862, 2024287), (11774, 1523631), (12238, 1465863), (14442, 1242157), (16849, 1064706), (17513, 1024338), (17661, 1015754), (18357, 977242), (24389, 735546), (33698, 532353), (35026, 512169), (35322, 507877), (36714, 488621), (42833, 418818), (48778, 367773), (50547, 354902), (52539, 341446), (69803, 256998), (73167, 245182), (85666, 209409), (101094, 177451), (105078, 170723), (122591, 146334), (128499, 139606)]