78412468

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{2027}}^1$

素因数の和:2559

約数の個数: 24

約数和(自身を含む): 144799200

約数和(自身を除く): 66386732

約数列:

[1, 2, 4, 19, 38, 76, 509, 1018, 2027, 2036, 4054, 8108, 9671, 19342, 38513, 38684, 77026, 154052, 1031743, 2063486, 4126972, 19603117, 39206234, 78412468]

約数ペア:

[(1, 78412468), (2, 39206234), (4, 19603117), (19, 4126972), (38, 2063486), (76, 1031743), (509, 154052), (1018, 77026), (2027, 38684), (2036, 38513), (4054, 19342), (8108, 9671)]