19458188

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 37255680

約数和(自身を除く): 17797492

約数列:

[1, 2, 4, 29, 43, 47, 58, 83, 86, 94, 116, 166, 172, 188, 332, 1247, 1363, 2021, 2407, 2494, 2726, 3569, 3901, 4042, 4814, 4988, 5452, 7138, 7802, 8084, 9628, 14276, 15604, 58609, 103501, 113129, 117218, 167743, 207002, 226258, 234436, 335486, 414004, 452516, 670972, 4864547, 9729094, 19458188]

約数ペア:

[(1, 19458188), (2, 9729094), (4, 4864547), (29, 670972), (43, 452516), (47, 414004), (58, 335486), (83, 234436), (86, 226258), (94, 207002), (116, 167743), (166, 117218), (172, 113129), (188, 103501), (332, 58609), (1247, 15604), (1363, 14276), (2021, 9628), (2407, 8084), (2494, 7802), (2726, 7138), (3569, 5452), (3901, 4988), (4042, 4814)]