20235739678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{168247}}^1$

素因数の和:168349

約数の個数: 48

約数和(自身を含む): 38667428352

約数和(自身を除く): 18431688674

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 121, 142, 154, 242, 497, 781, 847, 994, 1562, 1694, 5467, 8591, 10934, 17182, 60137, 120274, 168247, 336494, 1177729, 1850717, 2355458, 3701434, 11945537, 12955019, 20357887, 23891074, 25910038, 40715774, 83618759, 131400907, 142505209, 167237518, 262801814, 285010418, 919806349, 1445409977, 1839612698, 2890819954, 10117869839, 20235739678]

約数ペア:

[(1, 20235739678), (2, 10117869839), (7, 2890819954), (11, 1839612698), (14, 1445409977), (22, 919806349), (71, 285010418), (77, 262801814), (121, 167237518), (142, 142505209), (154, 131400907), (242, 83618759), (497, 40715774), (781, 25910038), (847, 23891074), (994, 20357887), (1562, 12955019), (1694, 11945537), (5467, 3701434), (8591, 2355458), (10934, 1850717), (17182, 1177729), (60137, 336494), (120274, 168247)]