20116752

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 54734592

約数和(自身を除く): 34617840

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 47, 48, 74, 94, 111, 141, 148, 188, 222, 241, 282, 296, 376, 444, 482, 564, 592, 723, 752, 888, 964, 1128, 1446, 1739, 1776, 1928, 2256, 2892, 3478, 3856, 5217, 5784, 6956, 8917, 10434, 11327, 11568, 13912, 17834, 20868, 22654, 26751, 27824, 33981, 35668, 41736, 45308, 53502, 67962, 71336, 83472, 90616, 107004, 135924, 142672, 181232, 214008, 271848, 419099, 428016, 543696, 838198, 1257297, 1676396, 2514594, 3352792, 5029188, 6705584, 10058376, 20116752]

約数ペア:

[(1, 20116752), (2, 10058376), (3, 6705584), (4, 5029188), (6, 3352792), (8, 2514594), (12, 1676396), (16, 1257297), (24, 838198), (37, 543696), (47, 428016), (48, 419099), (74, 271848), (94, 214008), (111, 181232), (141, 142672), (148, 135924), (188, 107004), (222, 90616), (241, 83472), (282, 71336), (296, 67962), (376, 53502), (444, 45308), (482, 41736), (564, 35668), (592, 33981), (723, 27824), (752, 26751), (888, 22654), (964, 20868), (1128, 17834), (1446, 13912), (1739, 11568), (1776, 11327), (1928, 10434), (2256, 8917), (2892, 6956), (3478, 5784), (3856, 5217)]