20762554

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:382

約数の個数: 24

約数和(自身を含む): 33261300

約数和(自身を除く): 12498746

約数列:

[1, 2, 19, 38, 149, 193, 298, 361, 386, 722, 2831, 3667, 5662, 7334, 28757, 53789, 57514, 69673, 107578, 139346, 546383, 1092766, 10381277, 20762554]

約数ペア:

[(1, 20762554), (2, 10381277), (19, 1092766), (38, 546383), (149, 139346), (193, 107578), (298, 69673), (361, 57514), (386, 53789), (722, 28757), (2831, 7334), (3667, 5662)]