19209008

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:274

約数の個数: 80

約数和(自身を含む): 46663680

約数和(自身を除く): 27454672

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 158, 167, 182, 208, 316, 334, 364, 553, 632, 668, 728, 1027, 1106, 1169, 1264, 1336, 1456, 2054, 2171, 2212, 2338, 2672, 4108, 4342, 4424, 4676, 7189, 8216, 8684, 8848, 9352, 13193, 14378, 15197, 16432, 17368, 18704, 26386, 28756, 30394, 34736, 52772, 57512, 60788, 92351, 105544, 115024, 121576, 171509, 184702, 211088, 243152, 343018, 369404, 686036, 738808, 1200563, 1372072, 1477616, 2401126, 2744144, 4802252, 9604504, 19209008]

約数ペア:

[(1, 19209008), (2, 9604504), (4, 4802252), (7, 2744144), (8, 2401126), (13, 1477616), (14, 1372072), (16, 1200563), (26, 738808), (28, 686036), (52, 369404), (56, 343018), (79, 243152), (91, 211088), (104, 184702), (112, 171509), (158, 121576), (167, 115024), (182, 105544), (208, 92351), (316, 60788), (334, 57512), (364, 52772), (553, 34736), (632, 30394), (668, 28756), (728, 26386), (1027, 18704), (1106, 17368), (1169, 16432), (1264, 15197), (1336, 14378), (1456, 13193), (2054, 9352), (2171, 8848), (2212, 8684), (2338, 8216), (2672, 7189), (4108, 4676), (4342, 4424)]