18545368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7177}}^1$

素因数の和:7219

約数の個数: 32

約数和(自身を含む): 38761200

約数和(自身を除く): 20215832

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7177, 14354, 28708, 57416, 122009, 136363, 244018, 272726, 488036, 545452, 976072, 1090904, 2318171, 4636342, 9272684, 18545368]

約数ペア:

[(1, 18545368), (2, 9272684), (4, 4636342), (8, 2318171), (17, 1090904), (19, 976072), (34, 545452), (38, 488036), (68, 272726), (76, 244018), (136, 136363), (152, 122009), (323, 57416), (646, 28708), (1292, 14354), (2584, 7177)]