18119444

素因数分解:

$2^2\times 7^1\times {\mathrm{653}}^1\times {\mathrm{991}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 36331008

約数和(自身を除く): 18211564

約数列:

[1, 2, 4, 7, 14, 28, 653, 991, 1306, 1982, 2612, 3964, 4571, 6937, 9142, 13874, 18284, 27748, 647123, 1294246, 2588492, 4529861, 9059722, 18119444]

約数ペア:

[(1, 18119444), (2, 9059722), (4, 4529861), (7, 2588492), (14, 1294246), (28, 647123), (653, 27748), (991, 18284), (1306, 13874), (1982, 9142), (2612, 6937), (3964, 4571)]