19203088

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:523

約数の個数: 40

約数和(自身を含む): 38731896

約数和(自身を除く): 19528808

約数列:

[1, 2, 4, 8, 16, 41, 73, 82, 146, 164, 292, 328, 401, 584, 656, 802, 1168, 1604, 2993, 3208, 5986, 6416, 11972, 16441, 23944, 29273, 32882, 47888, 58546, 65764, 117092, 131528, 234184, 263056, 468368, 1200193, 2400386, 4800772, 9601544, 19203088]

約数ペア:

[(1, 19203088), (2, 9601544), (4, 4800772), (8, 2400386), (16, 1200193), (41, 468368), (73, 263056), (82, 234184), (146, 131528), (164, 117092), (292, 65764), (328, 58546), (401, 47888), (584, 32882), (656, 29273), (802, 23944), (1168, 16441), (1604, 11972), (2993, 6416), (3208, 5986)]