20888913728

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{283}}^1\times {\mathrm{601}}^1$

素因数の和:1016

約数の個数: 112

約数和(自身を含む): 44294389440

約数和(自身を除く): 23405475712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 101, 152, 202, 283, 304, 404, 566, 601, 608, 808, 1132, 1202, 1216, 1616, 1919, 2264, 2404, 3232, 3838, 4528, 4808, 5377, 6464, 7676, 9056, 9616, 10754, 11419, 15352, 18112, 19232, 21508, 22838, 28583, 30704, 38464, 43016, 45676, 57166, 60701, 61408, 86032, 91352, 114332, 121402, 122816, 170083, 172064, 182704, 228664, 242804, 340166, 344128, 365408, 457328, 485608, 543077, 680332, 730816, 914656, 971216, 1086154, 1153319, 1360664, 1829312, 1942432, 2172308, 2306638, 2721328, 3231577, 3884864, 4344616, 4613276, 5442656, 6463154, 8689232, 9226552, 10885312, 12926308, 17178383, 17378464, 18453104, 25852616, 34356766, 34756928, 36906208, 51705232, 68713532, 73812416, 103410464, 137427064, 206820928, 274854128, 326389277, 549708256, 652778554, 1099416512, 1305557108, 2611114216, 5222228432, 10444456864, 20888913728]

約数ペア:

[(1, 20888913728), (2, 10444456864), (4, 5222228432), (8, 2611114216), (16, 1305557108), (19, 1099416512), (32, 652778554), (38, 549708256), (64, 326389277), (76, 274854128), (101, 206820928), (152, 137427064), (202, 103410464), (283, 73812416), (304, 68713532), (404, 51705232), (566, 36906208), (601, 34756928), (608, 34356766), (808, 25852616), (1132, 18453104), (1202, 17378464), (1216, 17178383), (1616, 12926308), (1919, 10885312), (2264, 9226552), (2404, 8689232), (3232, 6463154), (3838, 5442656), (4528, 4613276), (4808, 4344616), (5377, 3884864), (6464, 3231577), (7676, 2721328), (9056, 2306638), (9616, 2172308), (10754, 1942432), (11419, 1829312), (15352, 1360664), (18112, 1153319), (19232, 1086154), (21508, 971216), (22838, 914656), (28583, 730816), (30704, 680332), (38464, 543077), (43016, 485608), (45676, 457328), (57166, 365408), (60701, 344128), (61408, 340166), (86032, 242804), (91352, 228664), (114332, 182704), (121402, 172064), (122816, 170083)]