18243830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7211}}^1$

素因数の和:7252

約数の個数: 32

約数和(自身を含む): 37387008

約数和(自身を除く): 19143178

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7211, 14422, 36055, 72110, 79321, 158642, 165853, 331706, 396605, 793210, 829265, 1658530, 1824383, 3648766, 9121915, 18243830]

約数ペア:

[(1, 18243830), (2, 9121915), (5, 3648766), (10, 1824383), (11, 1658530), (22, 829265), (23, 793210), (46, 396605), (55, 331706), (110, 165853), (115, 158642), (230, 79321), (253, 72110), (506, 36055), (1265, 14422), (2530, 7211)]