18804933872

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{5981}}^1$

素因数の和:6186

約数の個数: 80

約数和(自身を含む): 38560067712

約数和(自身を除く): 19755133840

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 113, 148, 188, 226, 296, 376, 452, 592, 752, 904, 1739, 1808, 3478, 4181, 5311, 5981, 6956, 8362, 10622, 11962, 13912, 16724, 21244, 23924, 27824, 33448, 42488, 47848, 66896, 84976, 95696, 196507, 221297, 281107, 393014, 442594, 562214, 675853, 786028, 885188, 1124428, 1351706, 1572056, 1770376, 2248856, 2703412, 3144112, 3540752, 4497712, 5406824, 10400959, 10813648, 20801918, 25006561, 31765091, 41603836, 50013122, 63530182, 83207672, 100026244, 127060364, 166415344, 200052488, 254120728, 400104976, 508241456, 1175308367, 2350616734, 4701233468, 9402466936, 18804933872]

約数ペア:

[(1, 18804933872), (2, 9402466936), (4, 4701233468), (8, 2350616734), (16, 1175308367), (37, 508241456), (47, 400104976), (74, 254120728), (94, 200052488), (113, 166415344), (148, 127060364), (188, 100026244), (226, 83207672), (296, 63530182), (376, 50013122), (452, 41603836), (592, 31765091), (752, 25006561), (904, 20801918), (1739, 10813648), (1808, 10400959), (3478, 5406824), (4181, 4497712), (5311, 3540752), (5981, 3144112), (6956, 2703412), (8362, 2248856), (10622, 1770376), (11962, 1572056), (13912, 1351706), (16724, 1124428), (21244, 885188), (23924, 786028), (27824, 675853), (33448, 562214), (42488, 442594), (47848, 393014), (66896, 281107), (84976, 221297), (95696, 196507)]