20165694998

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{4729}}^1$

素因数の和:5144

約数の個数: 32

約数和(自身を含む): 31018204800

約数和(自身を除く): 10852509802

約数列:

[1, 2, 79, 137, 158, 197, 274, 394, 4729, 9458, 10823, 15563, 21646, 26989, 31126, 53978, 373591, 647873, 747182, 931613, 1295746, 1863226, 2132131, 4264262, 51181967, 73597427, 102363934, 127630981, 147194854, 255261962, 10082847499, 20165694998]

約数ペア:

[(1, 20165694998), (2, 10082847499), (79, 255261962), (137, 147194854), (158, 127630981), (197, 102363934), (274, 73597427), (394, 51181967), (4729, 4264262), (9458, 2132131), (10823, 1863226), (15563, 1295746), (21646, 931613), (26989, 747182), (31126, 647873), (53978, 373591)]