20198222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 34193664

約数和(自身を除く): 13995442

約数列:

[1, 2, 11, 22, 67, 71, 134, 142, 193, 386, 737, 781, 1474, 1562, 2123, 4246, 4757, 9514, 12931, 13703, 25862, 27406, 52327, 104654, 142241, 150733, 284482, 301466, 918101, 1836202, 10099111, 20198222]

約数ペア:

[(1, 20198222), (2, 10099111), (11, 1836202), (22, 918101), (67, 301466), (71, 284482), (134, 150733), (142, 142241), (193, 104654), (386, 52327), (737, 27406), (781, 25862), (1474, 13703), (1562, 12931), (2123, 9514), (4246, 4757)]