19347232

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 40303872

約数和(自身を除く): 20956640

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 97, 184, 194, 271, 368, 388, 542, 736, 776, 1084, 1552, 2168, 2231, 3104, 4336, 4462, 6233, 8672, 8924, 12466, 17848, 24932, 26287, 35696, 49864, 52574, 71392, 99728, 105148, 199456, 210296, 420592, 604601, 841184, 1209202, 2418404, 4836808, 9673616, 19347232]

約数ペア:

[(1, 19347232), (2, 9673616), (4, 4836808), (8, 2418404), (16, 1209202), (23, 841184), (32, 604601), (46, 420592), (92, 210296), (97, 199456), (184, 105148), (194, 99728), (271, 71392), (368, 52574), (388, 49864), (542, 35696), (736, 26287), (776, 24932), (1084, 17848), (1552, 12466), (2168, 8924), (2231, 8672), (3104, 6233), (4336, 4462)]