18534550

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 36640512

約数和(自身を除く): 18105962

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 71, 115, 142, 227, 230, 355, 454, 575, 710, 1135, 1150, 1633, 1775, 2270, 3266, 3550, 5221, 5675, 8165, 10442, 11350, 16117, 16330, 26105, 32234, 40825, 52210, 80585, 81650, 130525, 161170, 261050, 370691, 402925, 741382, 805850, 1853455, 3706910, 9267275, 18534550]

約数ペア:

[(1, 18534550), (2, 9267275), (5, 3706910), (10, 1853455), (23, 805850), (25, 741382), (46, 402925), (50, 370691), (71, 261050), (115, 161170), (142, 130525), (227, 81650), (230, 80585), (355, 52210), (454, 40825), (575, 32234), (710, 26105), (1135, 16330), (1150, 16117), (1633, 11350), (1775, 10442), (2270, 8165), (3266, 5675), (3550, 5221)]