20147950485

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1\times {\mathrm{86753}}^1$

素因数の和:87174

約数の個数: 48

約数和(自身を含む): 37704676464

約数和(自身を除く): 17556725979

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 397, 585, 1191, 1985, 3573, 5161, 5955, 15483, 17865, 25805, 46449, 77415, 86753, 232245, 260259, 433765, 780777, 1127789, 1301295, 3383367, 3903885, 5638945, 10150101, 16916835, 34440941, 50750505, 103322823, 172204705, 309968469, 447732233, 516614115, 1343196699, 1549842345, 2238661165, 4029590097, 6715983495, 20147950485]

約数ペア:

[(1, 20147950485), (3, 6715983495), (5, 4029590097), (9, 2238661165), (13, 1549842345), (15, 1343196699), (39, 516614115), (45, 447732233), (65, 309968469), (117, 172204705), (195, 103322823), (397, 50750505), (585, 34440941), (1191, 16916835), (1985, 10150101), (3573, 5638945), (5161, 3903885), (5955, 3383367), (15483, 1301295), (17865, 1127789), (25805, 780777), (46449, 433765), (77415, 260259), (86753, 232245)]