20161173164

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1489}}^1\times {\mathrm{8317}}^1$

素因数の和:9858

約数の個数: 48

約数和(自身を含む): 39561073440

約数和(自身を除く): 19399900276

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1489, 1628, 2978, 5956, 8317, 16379, 16634, 32758, 33268, 55093, 65516, 91487, 110186, 182974, 220372, 307729, 365948, 606023, 615458, 1212046, 1230916, 2424092, 3385019, 6770038, 12384013, 13540076, 24768026, 49536052, 136224143, 272448286, 458208481, 544896572, 916416962, 1832833924, 5040293291, 10080586582, 20161173164]

約数ペア:

[(1, 20161173164), (2, 10080586582), (4, 5040293291), (11, 1832833924), (22, 916416962), (37, 544896572), (44, 458208481), (74, 272448286), (148, 136224143), (407, 49536052), (814, 24768026), (1489, 13540076), (1628, 12384013), (2978, 6770038), (5956, 3385019), (8317, 2424092), (16379, 1230916), (16634, 1212046), (32758, 615458), (33268, 606023), (55093, 365948), (65516, 307729), (91487, 220372), (110186, 182974)]