25994318

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1237}}^1$

素因数の和:1344

約数の個数: 32

約数和(自身を含む): 47539200

約数和(自身を除く): 21544882

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 553, 1106, 1237, 1501, 2474, 3002, 8659, 10507, 17318, 21014, 23503, 47006, 97723, 164521, 195446, 329042, 684061, 1368122, 1856737, 3713474, 12997159, 25994318]

約数ペア:

[(1, 25994318), (2, 12997159), (7, 3713474), (14, 1856737), (19, 1368122), (38, 684061), (79, 329042), (133, 195446), (158, 164521), (266, 97723), (553, 47006), (1106, 23503), (1237, 21014), (1501, 17318), (2474, 10507), (3002, 8659)]