19505272

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:495

約数の個数: 32

約数和(自身を含む): 37616400

約数和(自身を除く): 18111128

約数列:

[1, 2, 4, 8, 53, 106, 179, 212, 257, 358, 424, 514, 716, 1028, 1432, 2056, 9487, 13621, 18974, 27242, 37948, 46003, 54484, 75896, 92006, 108968, 184012, 368024, 2438159, 4876318, 9752636, 19505272]

約数ペア:

[(1, 19505272), (2, 9752636), (4, 4876318), (8, 2438159), (53, 368024), (106, 184012), (179, 108968), (212, 92006), (257, 75896), (358, 54484), (424, 46003), (514, 37948), (716, 27242), (1028, 18974), (1432, 13621), (2056, 9487)]