20193824

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5303}}^1$

素因数の和:5337

約数の個数: 48

約数和(自身を含む): 48117888

約数和(自身を除く): 27924064

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5303, 10606, 21212, 37121, 42424, 74242, 84848, 90151, 148484, 169696, 180302, 296968, 360604, 593936, 631057, 721208, 1187872, 1262114, 1442416, 2524228, 2884832, 5048456, 10096912, 20193824]

約数ペア:

[(1, 20193824), (2, 10096912), (4, 5048456), (7, 2884832), (8, 2524228), (14, 1442416), (16, 1262114), (17, 1187872), (28, 721208), (32, 631057), (34, 593936), (56, 360604), (68, 296968), (112, 180302), (119, 169696), (136, 148484), (224, 90151), (238, 84848), (272, 74242), (476, 42424), (544, 37121), (952, 21212), (1904, 10606), (3808, 5303)]