19486069438

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1\times {\mathrm{108161}}^1$

素因数の和:108624

約数の個数: 32

約数和(自身を含む): 33642708480

約数和(自身を除く): 14156639042

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 431, 862, 4741, 8189, 9482, 16378, 90079, 108161, 180158, 216322, 1189771, 2055059, 2379542, 4110118, 22605649, 45211298, 46617391, 93234782, 512791301, 885730429, 1025582602, 1771460858, 9743034719, 19486069438]

約数ペア:

[(1, 19486069438), (2, 9743034719), (11, 1771460858), (19, 1025582602), (22, 885730429), (38, 512791301), (209, 93234782), (418, 46617391), (431, 45211298), (862, 22605649), (4741, 4110118), (8189, 2379542), (9482, 2055059), (16378, 1189771), (90079, 216322), (108161, 180158)]