18890222

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1088

約数の個数: 32

約数和(自身を含む): 32901120

約数和(自身を除く): 14010898

約数列:

[1, 2, 13, 23, 26, 31, 46, 62, 299, 403, 598, 713, 806, 1019, 1426, 2038, 9269, 13247, 18538, 23437, 26494, 31589, 46874, 63178, 304681, 410657, 609362, 726547, 821314, 1453094, 9445111, 18890222]

約数ペア:

[(1, 18890222), (2, 9445111), (13, 1453094), (23, 821314), (26, 726547), (31, 609362), (46, 410657), (62, 304681), (299, 63178), (403, 46874), (598, 31589), (713, 26494), (806, 23437), (1019, 18538), (1426, 13247), (2038, 9269)]