19507334

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{643}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 36723456

約数和(自身を除く): 17216122

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 197, 394, 643, 1286, 1379, 2167, 2758, 4334, 4501, 7073, 9002, 14146, 15169, 30338, 49511, 99022, 126671, 253342, 886697, 1393381, 1773394, 2786762, 9753667, 19507334]

約数ペア:

[(1, 19507334), (2, 9753667), (7, 2786762), (11, 1773394), (14, 1393381), (22, 886697), (77, 253342), (154, 126671), (197, 99022), (394, 49511), (643, 30338), (1286, 15169), (1379, 14146), (2167, 9002), (2758, 7073), (4334, 4501)]