189387748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:289

約数の個数: 72

約数和(自身を含む): 383423040

約数和(自身を除く): 194035292

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 103, 116, 121, 131, 206, 242, 262, 319, 412, 484, 524, 638, 1133, 1276, 1441, 2266, 2882, 2987, 3509, 3799, 4532, 5764, 5974, 7018, 7598, 11948, 12463, 13493, 14036, 15196, 15851, 24926, 26986, 31702, 32857, 41789, 49852, 53972, 63404, 65714, 83578, 131428, 148423, 167156, 296846, 361427, 391297, 459679, 593692, 722854, 782594, 919358, 1445708, 1565188, 1632653, 1838716, 3265306, 4304267, 6530612, 8608534, 17217068, 47346937, 94693874, 189387748]

約数ペア:

[(1, 189387748), (2, 94693874), (4, 47346937), (11, 17217068), (22, 8608534), (29, 6530612), (44, 4304267), (58, 3265306), (103, 1838716), (116, 1632653), (121, 1565188), (131, 1445708), (206, 919358), (242, 782594), (262, 722854), (319, 593692), (412, 459679), (484, 391297), (524, 361427), (638, 296846), (1133, 167156), (1276, 148423), (1441, 131428), (2266, 83578), (2882, 65714), (2987, 63404), (3509, 53972), (3799, 49852), (4532, 41789), (5764, 32857), (5974, 31702), (7018, 26986), (7598, 24926), (11948, 15851), (12463, 15196), (13493, 14036)]