16520842

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{631}}^1$

素因数の和:718

約数の個数: 32

約数和(自身を含む): 28667520

約数和(自身を除く): 12146678

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 631, 689, 1007, 1262, 1378, 2014, 8203, 11989, 13091, 16406, 23978, 26182, 33443, 66886, 155857, 311714, 434759, 635417, 869518, 1270834, 8260421, 16520842]

約数ペア:

[(1, 16520842), (2, 8260421), (13, 1270834), (19, 869518), (26, 635417), (38, 434759), (53, 311714), (106, 155857), (247, 66886), (494, 33443), (631, 26182), (689, 23978), (1007, 16406), (1262, 13091), (1378, 11989), (2014, 8203)]