19154492

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 40857600

約数和(自身を除く): 21703108

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 607, 644, 686, 1127, 1214, 1372, 2254, 2428, 4249, 4508, 7889, 8498, 13961, 15778, 16996, 27922, 29743, 31556, 55844, 59486, 97727, 118972, 195454, 208201, 390908, 416402, 684089, 832804, 1368178, 2736356, 4788623, 9577246, 19154492]

約数ペア:

[(1, 19154492), (2, 9577246), (4, 4788623), (7, 2736356), (14, 1368178), (23, 832804), (28, 684089), (46, 416402), (49, 390908), (92, 208201), (98, 195454), (161, 118972), (196, 97727), (322, 59486), (343, 55844), (607, 31556), (644, 29743), (686, 27922), (1127, 16996), (1214, 15778), (1372, 13961), (2254, 8498), (2428, 7889), (4249, 4508)]