19409222

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{557}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 15945658

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 557, 917, 1114, 1834, 2489, 3899, 4978, 7798, 10583, 17423, 21166, 34846, 72967, 74081, 145934, 148162, 510769, 1021538, 1386373, 2772746, 9704611, 19409222]

約数ペア:

[(1, 19409222), (2, 9704611), (7, 2772746), (14, 1386373), (19, 1021538), (38, 510769), (131, 148162), (133, 145934), (262, 74081), (266, 72967), (557, 34846), (917, 21166), (1114, 17423), (1834, 10583), (2489, 7798), (3899, 4978)]