20637072

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 64757760

約数和(自身を除く): 44120688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 31, 36, 46, 48, 54, 62, 67, 69, 72, 92, 93, 108, 124, 134, 138, 144, 184, 186, 201, 207, 216, 248, 268, 276, 279, 368, 372, 402, 414, 432, 496, 536, 552, 558, 603, 621, 713, 744, 804, 828, 837, 1072, 1104, 1116, 1206, 1242, 1426, 1488, 1541, 1608, 1656, 1674, 1809, 2077, 2139, 2232, 2412, 2484, 2852, 3082, 3216, 3312, 3348, 3618, 4154, 4278, 4464, 4623, 4824, 4968, 5704, 6164, 6231, 6417, 6696, 7236, 8308, 8556, 9246, 9648, 9936, 11408, 12328, 12462, 12834, 13392, 13869, 14472, 16616, 17112, 18492, 18693, 19251, 24656, 24924, 25668, 27738, 28944, 33232, 34224, 36984, 37386, 38502, 41607, 47771, 49848, 51336, 55476, 56079, 73968, 74772, 77004, 83214, 95542, 99696, 102672, 110952, 112158, 143313, 149544, 154008, 166428, 191084, 221904, 224316, 286626, 299088, 308016, 332856, 382168, 429939, 448632, 573252, 665712, 764336, 859878, 897264, 1146504, 1289817, 1719756, 2293008, 2579634, 3439512, 5159268, 6879024, 10318536, 20637072]

約数ペア:

[(1, 20637072), (2, 10318536), (3, 6879024), (4, 5159268), (6, 3439512), (8, 2579634), (9, 2293008), (12, 1719756), (16, 1289817), (18, 1146504), (23, 897264), (24, 859878), (27, 764336), (31, 665712), (36, 573252), (46, 448632), (48, 429939), (54, 382168), (62, 332856), (67, 308016), (69, 299088), (72, 286626), (92, 224316), (93, 221904), (108, 191084), (124, 166428), (134, 154008), (138, 149544), (144, 143313), (184, 112158), (186, 110952), (201, 102672), (207, 99696), (216, 95542), (248, 83214), (268, 77004), (276, 74772), (279, 73968), (368, 56079), (372, 55476), (402, 51336), (414, 49848), (432, 47771), (496, 41607), (536, 38502), (552, 37386), (558, 36984), (603, 34224), (621, 33232), (713, 28944), (744, 27738), (804, 25668), (828, 24924), (837, 24656), (1072, 19251), (1104, 18693), (1116, 18492), (1206, 17112), (1242, 16616), (1426, 14472), (1488, 13869), (1541, 13392), (1608, 12834), (1656, 12462), (1674, 12328), (1809, 11408), (2077, 9936), (2139, 9648), (2232, 9246), (2412, 8556), (2484, 8308), (2852, 7236), (3082, 6696), (3216, 6417), (3312, 6231), (3348, 6164), (3618, 5704), (4154, 4968), (4278, 4824), (4464, 4623)]