18723610

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{641}}^1$

素因数の和:798

約数の個数: 32

約数和(自身を含む): 35500032

約数和(自身を除く): 16776422

約数列:

[1, 2, 5, 10, 23, 46, 115, 127, 230, 254, 635, 641, 1270, 1282, 2921, 3205, 5842, 6410, 14605, 14743, 29210, 29486, 73715, 81407, 147430, 162814, 407035, 814070, 1872361, 3744722, 9361805, 18723610]

約数ペア:

[(1, 18723610), (2, 9361805), (5, 3744722), (10, 1872361), (23, 814070), (46, 407035), (115, 162814), (127, 147430), (230, 81407), (254, 73715), (635, 29486), (641, 29210), (1270, 14743), (1282, 14605), (2921, 6410), (3205, 5842)]