20161668184

素因数分解:

$2^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{2351}}^1$

素因数の和:2669

約数の個数: 96

約数和(自身を含む): 44595048960

約数和(自身を除く): 24433380776

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 131, 167, 196, 262, 334, 392, 524, 668, 917, 1048, 1169, 1336, 1834, 2338, 2351, 3668, 4676, 4702, 6419, 7336, 8183, 9352, 9404, 12838, 16366, 16457, 18808, 21877, 25676, 32732, 32914, 43754, 51352, 65464, 65828, 87508, 115199, 131656, 153139, 175016, 230398, 306278, 307981, 392617, 460796, 612556, 615962, 785234, 921592, 1071973, 1225112, 1231924, 1570468, 2143946, 2155867, 2463848, 2748319, 3140936, 4287892, 4311734, 5496638, 8575784, 8623468, 10993276, 15091069, 17246936, 19238233, 21986552, 30182138, 38476466, 51432827, 60364276, 76952932, 102865654, 120728552, 153905864, 205731308, 360029789, 411462616, 720059578, 1440119156, 2520208523, 2880238312, 5040417046, 10080834092, 20161668184]

約数ペア:

[(1, 20161668184), (2, 10080834092), (4, 5040417046), (7, 2880238312), (8, 2520208523), (14, 1440119156), (28, 720059578), (49, 411462616), (56, 360029789), (98, 205731308), (131, 153905864), (167, 120728552), (196, 102865654), (262, 76952932), (334, 60364276), (392, 51432827), (524, 38476466), (668, 30182138), (917, 21986552), (1048, 19238233), (1169, 17246936), (1336, 15091069), (1834, 10993276), (2338, 8623468), (2351, 8575784), (3668, 5496638), (4676, 4311734), (4702, 4287892), (6419, 3140936), (7336, 2748319), (8183, 2463848), (9352, 2155867), (9404, 2143946), (12838, 1570468), (16366, 1231924), (16457, 1225112), (18808, 1071973), (21877, 921592), (25676, 785234), (32732, 615962), (32914, 612556), (43754, 460796), (51352, 392617), (65464, 307981), (65828, 306278), (87508, 230398), (115199, 175016), (131656, 153139)]