19723522

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{353}}^1$

素因数の和:682

約数の個数: 32

約数和(自身を含む): 36634752

約数和(自身を除く): 16911230

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 307, 353, 614, 706, 2149, 2471, 3991, 4298, 4589, 4942, 7982, 9178, 27937, 32123, 55874, 64246, 108371, 216742, 758597, 1408823, 1517194, 2817646, 9861761, 19723522]

約数ペア:

[(1, 19723522), (2, 9861761), (7, 2817646), (13, 1517194), (14, 1408823), (26, 758597), (91, 216742), (182, 108371), (307, 64246), (353, 55874), (614, 32123), (706, 27937), (2149, 9178), (2471, 7982), (3991, 4942), (4298, 4589)]