12890588

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 24323040

約数和(自身を除く): 11432452

約数列:

[1, 2, 4, 19, 38, 76, 79, 113, 158, 226, 316, 361, 452, 722, 1444, 1501, 2147, 3002, 4294, 6004, 8588, 8927, 17854, 28519, 35708, 40793, 57038, 81586, 114076, 163172, 169613, 339226, 678452, 3222647, 6445294, 12890588]

約数ペア:

[(1, 12890588), (2, 6445294), (4, 3222647), (19, 678452), (38, 339226), (76, 169613), (79, 163172), (113, 114076), (158, 81586), (226, 57038), (316, 40793), (361, 35708), (452, 28519), (722, 17854), (1444, 8927), (1501, 8588), (2147, 6004), (3002, 4294)]