18392205

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{367}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 31901184

約数和(自身を除く): 13508979

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 257, 367, 771, 1101, 1285, 1835, 3341, 3855, 4771, 5505, 10023, 14313, 16705, 23855, 50115, 71565, 94319, 282957, 471595, 1226147, 1414785, 3678441, 6130735, 18392205]

約数ペア:

[(1, 18392205), (3, 6130735), (5, 3678441), (13, 1414785), (15, 1226147), (39, 471595), (65, 282957), (195, 94319), (257, 71565), (367, 50115), (771, 23855), (1101, 16705), (1285, 14313), (1835, 10023), (3341, 5505), (3855, 4771)]