18768123

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{1877}}^1$

素因数の和:1995

約数の個数: 24

約数和(自身を含む): 29882736

約数和(自身を除く): 11114613

約数列:

[1, 3, 9, 11, 33, 99, 101, 303, 909, 1111, 1877, 3333, 5631, 9999, 16893, 20647, 61941, 185823, 189577, 568731, 1706193, 2085347, 6256041, 18768123]

約数ペア:

[(1, 18768123), (3, 6256041), (9, 2085347), (11, 1706193), (33, 568731), (99, 189577), (101, 185823), (303, 61941), (909, 20647), (1111, 16893), (1877, 9999), (3333, 5631)]