20187682348

素因数分解:

$2^2\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1\times {\mathrm{677}}^1$

素因数の和:1402

約数の個数: 48

約数和(自身を含む): 36029657664

約数和(自身を除く): 15841975316

約数列:

[1, 2, 4, 103, 157, 206, 314, 412, 461, 628, 677, 922, 1354, 1844, 2708, 16171, 32342, 47483, 64684, 69731, 72377, 94966, 106289, 139462, 144754, 189932, 212578, 278924, 289508, 312097, 425156, 624194, 1248388, 7454831, 10947767, 14909662, 21895534, 29819324, 32145991, 43791068, 48999229, 64291982, 97998458, 128583964, 195996916, 5046920587, 10093841174, 20187682348]

約数ペア:

[(1, 20187682348), (2, 10093841174), (4, 5046920587), (103, 195996916), (157, 128583964), (206, 97998458), (314, 64291982), (412, 48999229), (461, 43791068), (628, 32145991), (677, 29819324), (922, 21895534), (1354, 14909662), (1844, 10947767), (2708, 7454831), (16171, 1248388), (32342, 624194), (47483, 425156), (64684, 312097), (69731, 289508), (72377, 278924), (94966, 212578), (106289, 189932), (139462, 144754)]