19872608

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1219

約数の個数: 48

約数和(自身を含む): 45319680

約数和(自身を除く): 25447072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 158, 224, 316, 553, 632, 1106, 1123, 1264, 2212, 2246, 2528, 4424, 4492, 7861, 8848, 8984, 15722, 17696, 17968, 31444, 35936, 62888, 88717, 125776, 177434, 251552, 354868, 621019, 709736, 1242038, 1419472, 2484076, 2838944, 4968152, 9936304, 19872608]

約数ペア:

[(1, 19872608), (2, 9936304), (4, 4968152), (7, 2838944), (8, 2484076), (14, 1419472), (16, 1242038), (28, 709736), (32, 621019), (56, 354868), (79, 251552), (112, 177434), (158, 125776), (224, 88717), (316, 62888), (553, 35936), (632, 31444), (1106, 17968), (1123, 17696), (1264, 15722), (2212, 8984), (2246, 8848), (2528, 7861), (4424, 4492)]