19526778

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 46656000

約数和(自身を除く): 27129222

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 89, 102, 153, 178, 239, 267, 306, 459, 478, 534, 717, 801, 918, 1434, 1513, 1602, 2151, 2403, 3026, 4063, 4302, 4539, 4806, 6453, 8126, 9078, 12189, 12906, 13617, 21271, 24378, 27234, 36567, 40851, 42542, 63813, 73134, 81702, 109701, 127626, 191439, 219402, 361607, 382878, 574317, 723214, 1084821, 1148634, 2169642, 3254463, 6508926, 9763389, 19526778]

約数ペア:

[(1, 19526778), (2, 9763389), (3, 6508926), (6, 3254463), (9, 2169642), (17, 1148634), (18, 1084821), (27, 723214), (34, 574317), (51, 382878), (54, 361607), (89, 219402), (102, 191439), (153, 127626), (178, 109701), (239, 81702), (267, 73134), (306, 63813), (459, 42542), (478, 40851), (534, 36567), (717, 27234), (801, 24378), (918, 21271), (1434, 13617), (1513, 12906), (1602, 12189), (2151, 9078), (2403, 8126), (3026, 6453), (4063, 4806), (4302, 4539)]