18735273

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{619}}^1$

素因数の和:706

約数の個数: 32

約数和(自身を含む): 29760000

約数和(自身を除く): 11024727

約数列:

[1, 3, 9, 19, 27, 57, 59, 171, 177, 513, 531, 619, 1121, 1593, 1857, 3363, 5571, 10089, 11761, 16713, 30267, 35283, 36521, 105849, 109563, 317547, 328689, 693899, 986067, 2081697, 6245091, 18735273]

約数ペア:

[(1, 18735273), (3, 6245091), (9, 2081697), (19, 986067), (27, 693899), (57, 328689), (59, 317547), (171, 109563), (177, 105849), (513, 36521), (531, 35283), (619, 30267), (1121, 16713), (1593, 11761), (1857, 10089), (3363, 5571)]