20186305925

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{19913}}^1$

素因数の和:20030

約数の個数: 48

約数和(自身を含む): 27379997568

約数和(自身を除く): 7193691643

約数列:

[1, 5, 23, 25, 41, 43, 115, 205, 215, 575, 943, 989, 1025, 1075, 1763, 4715, 4945, 8815, 19913, 23575, 24725, 40549, 44075, 99565, 202745, 457999, 497825, 816433, 856259, 1013725, 2289995, 4082165, 4281295, 11449975, 18777959, 19693957, 20410825, 21406475, 35106619, 93889795, 98469785, 175533095, 469448975, 492348925, 807452237, 877665475, 4037261185, 20186305925]

約数ペア:

[(1, 20186305925), (5, 4037261185), (23, 877665475), (25, 807452237), (41, 492348925), (43, 469448975), (115, 175533095), (205, 98469785), (215, 93889795), (575, 35106619), (943, 21406475), (989, 20410825), (1025, 19693957), (1075, 18777959), (1763, 11449975), (4715, 4281295), (4945, 4082165), (8815, 2289995), (19913, 1013725), (23575, 856259), (24725, 816433), (40549, 497825), (44075, 457999), (99565, 202745)]