18158403921

素因数分解:

$3^1\times 7^1\times {\mathrm{769}}^1\times {\mathrm{1124429}}^1$

素因数の和:1125208

約数の個数: 16

約数和(自身を含む): 27705955200

約数和(自身を除く): 9547551279

約数列:

[1, 3, 7, 21, 769, 2307, 5383, 16149, 1124429, 3373287, 7871003, 23613009, 864685901, 2594057703, 6052801307, 18158403921]

約数ペア:

[(1, 18158403921), (3, 6052801307), (7, 2594057703), (21, 864685901), (769, 23613009), (2307, 7871003), (5383, 3373287), (16149, 1124429)]