20864860982

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{776627}}^1$

素因数の和:776756

約数の個数: 32

約数和(自身を含む): 38023706880

約数和(自身を除く): 17158845898

約数列:

[1, 2, 7, 14, 19, 38, 101, 133, 202, 266, 707, 1414, 1919, 3838, 13433, 26866, 776627, 1553254, 5436389, 10872778, 14755913, 29511826, 78439327, 103291391, 156878654, 206582782, 549075289, 1098150578, 1490347213, 2980694426, 10432430491, 20864860982]

約数ペア:

[(1, 20864860982), (2, 10432430491), (7, 2980694426), (14, 1490347213), (19, 1098150578), (38, 549075289), (101, 206582782), (133, 156878654), (202, 103291391), (266, 78439327), (707, 29511826), (1414, 14755913), (1919, 10872778), (3838, 5436389), (13433, 1553254), (26866, 776627)]