18133773

素因数分解:

$3^1\times 7^2\times {\mathrm{281}}^1\times {\mathrm{439}}^1$

素因数の和:737

約数の個数: 24

約数和(自身を含む): 28290240

約数和(自身を除く): 10156467

約数列:

[1, 3, 7, 21, 49, 147, 281, 439, 843, 1317, 1967, 3073, 5901, 9219, 13769, 21511, 41307, 64533, 123359, 370077, 863513, 2590539, 6044591, 18133773]

約数ペア:

[(1, 18133773), (3, 6044591), (7, 2590539), (21, 863513), (49, 370077), (147, 123359), (281, 64533), (439, 41307), (843, 21511), (1317, 13769), (1967, 9219), (3073, 5901)]