20156869645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{373}}^1\times {\mathrm{953}}^1\times {\mathrm{1031}}^1$

素因数の和:2373

約数の個数: 32

約数和(自身を含む): 26511369984

約数和(自身を除く): 6354500339

約数列:

[1, 5, 11, 55, 373, 953, 1031, 1865, 4103, 4765, 5155, 10483, 11341, 20515, 52415, 56705, 355469, 384563, 982543, 1777345, 1922815, 3910159, 4230193, 4912715, 10807973, 19550795, 21150965, 54039865, 366488539, 1832442695, 4031373929, 20156869645]

約数ペア:

[(1, 20156869645), (5, 4031373929), (11, 1832442695), (55, 366488539), (373, 54039865), (953, 21150965), (1031, 19550795), (1865, 10807973), (4103, 4912715), (4765, 4230193), (5155, 3910159), (10483, 1922815), (11341, 1777345), (20515, 982543), (52415, 384563), (56705, 355469)]